1985 Oldsmobile 98 Engine Parts
Find Your Specific 1985 Oldsmobile 98 Engine Parts
Below you will find various in-demand Oldsmobile Engine Parts, components and accessories for your 1985 98. Advance Auto Parts has popular 98 parts like Valve Cover and Cylinder Heads, Engine Gaskets and Seals, Engine Mounts and more. You’ll also find aftermarket and OEM Engine Parts for other 98 model years including
1988,
1989,
1990,
1991,
1992,
1993,
1994,
1995,
1996 and more. Select a category of 1985 Oldsmobile 98 Engine Parts below and start saving instantly.
Popular 1985 Oldsmobile 98 Engine Parts Categories
Essential Engine Parts for 1985 Oldsmobile 98s
Felpro – Engine Oil Pump Gasket (Part No.12172)
from
$1.39
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
Melling – High Volume Oil Pump Repair Kit (Part No.K-20IPHV)
from
$130.99
Made In USA. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover. Kit Includes Drive Gear, Gear And Shaft Assembly, Pressure Relief Valve, Spacer Plate Assembly, 2 Pins, 2 Springs, 9 Assembly Screws, Oil Pump Thrust Plate, Thrust Plate Gasket, 2 Pressure Relief Gaskets.
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Product Features:
- Includes components needed to rebuild a worn high volume oil pump providing an alternative to purchasing a new oil pump
- Components are manufactured from high quality materials for durable wear
- Components are precision engineered for optimum fit and function
- Designed for long-life and worry-free performance
National – Multi Purpose Seal (Part No.472082)
from
$17.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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Product Features:
- Low swell in hydrocarbon fluids
- Design type: spring loaded; multi-lip
- Provides good low temperature capability
- Temperature range: -40°F to 225°F; -40°C to 107°C
- Delivers quality and reliable performance for every type of repair
Cloyes Gear – Engine Camshaft Thrust Button (Part No.9-5193)
from
$14.99
Camshaft Thrust Button utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience
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Product Features:
- Fully Rollerized Operation
- Heat-Treated Steel
- Needle Roller Bearing
- Meet or exceed OEM performance requirements
Dorman – Rubber Expansion Plug 2 In. – Size Range 2 In. – 2-1/8 In. (sold by each) (Part No.570-014)
from
$5.49
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
Product Features:
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Product Features:
- Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models.
- Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Cloyes Gear – Engine Timing Set (Part No.C-3214)
from
$66.99
Timing Set includes all components for a quick and efficient replacement
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Product Features:
- Utilizes the latest in design and technology to offer complete chain sets
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Utilizes the latest in design and technology to offer complete chain sets
- Refer to our online catalog for detailed application-specific information
- Set Includes: Cam Sprocket, Crankshaft Sprocket, Timing Chain
Sealed Power – Main Bearing Set (Part No.113M)
from
$133.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components
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Product Features:
- H14 Super Duty alloy material
- Best bronze alloy material
- Does not have flash tin plating
- Extreme fatigue resistance & strength
- 3/4 Grooved
- Silicon particles help polish crankshaft journal (reduces wear during operation)
Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S621)
from
$11.99
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation
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Product Features:
- Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Refer to our online catalog for detailed application-specific information
National – Engine Harmonic Balancer Kit (Part No.5000)
from
$28.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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Product Features:
- Includes timing cover seal and harmonic balancer sleeve
- Solves the oil leaking around timing cover seal
- Made of stainless steel
- Takes up gaps caused by worn-out harmonic balancer shafts
Dorman – Steel Cup Expansion Plug 1-7/32 In., Height 0.500 (sold by each) (Part No.555-022)
from
$0.89
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
Product Features:
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Product Features:
- Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models.
- Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-1555CPA)
from
$69.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.
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Product Features:
- Steel-backed bronze alloy lining with overplate
- Popular for fatigue resistance & strength
- Provides conformability required for older apps
- Our standard material is comparable to competitors performance bearing
- Note – This material offers less resistance to wear & corrosion than other materials.
- Utilizes ISO & QS certified manufacturing
Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-115)
from
$0.43
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
Product Features:
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Product Features:
- Unsurpassed quality that you can trust
- Uses leading edge materials
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
Sealed Power – Engine Rocker Arm Pivot (Part No.MR-1903)
from
$2.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
Product Features:
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Product Features:
- Unsurpassed quality that you can trust
- Uses leading edge materials
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
Dorman – Pik-a-Nut – Steel Cup Expansion Plug 1-1/8 In., SC, Height 0.470 (Part No.362639.1)
from
$1.29
This engine cylinder head plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
Product Features:
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Product Features:
- Direct replacement – this engine cylinder head plug matches the fit and function of the factory part on specified years, makes and models
- Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Rubber Expansion Plug 1-1/2 In. – Size Range 1-1/2 In. – 1-5/8 In. (sold by each) (Part No.570-009)
from
$8.49
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
Product Features:
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Product Features:
- Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models.
- Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
FAG US – GENERAL SEAL (Part No.SS2784)
from
$18.49
GENERAL SEAL
KAI – Engine Oil Pan (Part No.SPIGMP11B)
from
$156.99
New Standard Replacement Engine Oil Pan, [Gasket Not Included] With Oil Level Sensor Hole
Product Features:
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Product Features:
- Gasket Not Included, With Oil Level Sensor Hole
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Mahle – Oil Drain Plug Gaske (Part No.A6120121244MAH)
from
$1.67
Oil Drain Plug Gaske
Felpro – Engine Valve Cover Load Spreader Set (Part No.ES 72676)
from
$34.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Includes all parts needed to complete the repair
Edelbrock – RPM Pro Port Pontiac Cylinder Head 72cc Bare (Part No.60509)
from
$929.99
Product Features:
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- Out-of-the-Box Bolt-On Performance
- Maximize Performance w/Low-Octane Fuel
- Maximize Streetable Compression
- Patterned After The Ram Air IV Pontiac Cyl. Head
Sealed Power – Engine Rocker Arm Bridge (Part No.MR-1840)
from
$2.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
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Felpro – Oil Pan Gasket Set: Cork-Rubber, 6 Piece Set (Part No.OS 6412 C)
from
$14.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
- ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
- SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
- EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
- REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
Sealed Power – Assembly Lubricant (Part No.55-400)
from
$10.29
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
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Product Features:
- Formulated for prelubrication cam lobes, lifters & engine bearings
- Increases load carrying capacity
- Holds fast to surfaces
- Exacting tolerances
- Meets or exceeds OEM specifications
- 4.0 oz. Squeeze Container
Carquest Premium – Oil Filler Cap (Part No.10109)
from
$13.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
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Product Features:
- Provides proper seal to ensure leak prevention
- Stops engine blow by
- High quality construction
- Meets all OEM specifications
Dorman – Help – Rubber Expansion Plug 1 In. – Size Range 1 In. – 1-1/8 In. (Part No.02600)
from
$5.99
Our Engine Oil Galley Plugs are available in multiple styles, including Cup Type, Pilot Seal, Reverse Taper, Concave, Quick-Seal® Rubber and Quick-Seal ® Copper.
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Product Features:
- Direct replacement – this engine oil galley plug matches the fit and function of the factory part on specified years, makes and models.
- Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Felpro – Engine Timing Cover Gasket Set (Part No.TCS 13417)
from
$21.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
GM Genuine Parts – Engine Cooling Fan Motor (Part No.15-8498)
from
$115.99
GM Genuine Parts Engine Cooling Fan Motor Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These engine cooling fan motor kits supply power to the engine cooling fan so that it can move air across the radiator and A/C condenser, helping to cool the system. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
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Product Features:
- Necessary components for sending power to the engine cooling fan
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
- GM regularly updates production and service part designs to integrate new materials and technologies
Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S718T)
from
$23.99
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation
Product Features:
See More
Product Features:
- Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Refer to our online catalog for detailed application-specific information
Upgrade your 1985 Oldsmobile 98 with Top-Quality Engine Parts
When it comes to maintaining or upgrading your 1985 Oldsmobile 98, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Oldsmobile or enhancing its overall performance, Engine Parts are key to keeping your 98 functioning at its best. At Advance Auto Parts, we offer a wide selection of 95 Engine Parts for the 1985 Oldsmobile 98, designed to meet your needs without breaking the bank.
From
Valve Cover and Cylinder Head
replacements to
Engine Gaskets and Seals
upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.
Affordable Prices and Wide Selection
Shopping for Engine Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Engine Parts for your 1985 Oldsmobile 98 at great prices.
Our Engine Parts inventory for this model
ranges from just $0.43 to $344.99, with
an average price of $36.19.
Our 95 Engine Parts in stock come from 17 trusted brands, so you’re sure to find the right part for your 1985 Oldsmobile 98 without overspending.
Top Brands and High Customer Satisfaction
Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1985 Oldsmobile 98, we stock popular OEM and aftermarket Engine Parts from top names
like Dorman, Sealed Power, National, and more.
Dorman Engine Parts
start at just $0.79 and boast an impressive 4 stars average rating from customers.
Sealed Power and National also bring quality to the table, with Engine Parts available starting at $0.43, and at an average 4 stars rating.
With 243 customer reviews and counting, our 1985 Oldsmobile 98 Engine Parts have a strong track record of reliability, ensuring you can trust your purchase.
Explore Related Parts and More
While you’re here, don’t forget to check out other essential categories that go hand in hand with Engine Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants
and more to make sure your 1985 Oldsmobile 98 is always ready to roll. We’re committed to providing you with everything you need to keep your 98 in top shape, all in one place.
Start shopping confidently below for your 1985 Oldsmobile 98!
Best-Selling Valve Cover and Cylinder Heads for 1985 Oldsmobile 98s
Enhance the driving experience in your Oldsmobile with 15 quality Valve Cover and Cylinder Head components, starting at $0.43.
Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-115)
from
$0.43
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
Product Features:
See More
Product Features:
- Unsurpassed quality that you can trust
- Uses leading edge materials
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
Sealed Power – Engine Rocker Arm Pivot (Part No.MR-1903)
from
$2.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
Product Features:
See More
Product Features:
- Unsurpassed quality that you can trust
- Uses leading edge materials
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
Sealed Power – Engine Valve Lifter (Part No.HT-2104)
from
$15.79
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
Product Features:
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Product Features:
- Unsurpassed quality that you can trust
- Uses leading edge materials
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
Sealed Power – Engine Valve Lifter (Part No.HT-969)
from
$8.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
Product Features:
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Product Features:
- Unsurpassed quality that you can trust
- Uses leading edge materials
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
Dorman – Rubber Expansion Plug 1-1/2 In. – Size Range 1-1/2 In. – 1-5/8 In. (sold by each) (Part No.570-009)
from
$8.49
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
Product Features:
See More
Product Features:
- Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models.
- Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Sealed Power – Engine Rocker Arm Bridge (Part No.MR-1840)
from
$2.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More
Sealed Power – Engine Push Rod (Part No.RP-3164)
from
$2.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More
Dorman – Pik-a-Nut – Steel Cup Expansion Plug 1-1/8 In., SC, Height 0.470 (Part No.362639.1)
from
$1.29
This engine cylinder head plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
Product Features:
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Product Features:
- Direct replacement – this engine cylinder head plug matches the fit and function of the factory part on specified years, makes and models
- Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.8723 PT-1)
from
$25.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
Spartan – Engine Cylinder Head; Buick 231/3.0 Cyl Head (Part No.2B35)
from
$344.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
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Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
Spartan – Engine Cylinder Head; Buick 231/3.8 Cyl Head (Part No.2B21)
from
$327.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
Product Features:
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Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
Felpro – Engine Valve Cover Load Spreader Set (Part No.ES 72676)
from
$34.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
See More
Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Includes all parts needed to complete the repair
Sealed Power – Engine Valve Lifter (Part No.HT-2104B)
from
$11.79
Engine Valve Lifter
Sealed Power – Engine Valve Lifter (Part No.HT-969B)
from
$5.29
Engine Valve Lifter
Dorman – Steel Cup Expansion Plug 1-1/8 In., SC, Height 0.470 (sold by each) (Part No.555-020)
from
$1.29
This engine cylinder head plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
Product Features:
See More
Product Features:
- Direct replacement – this engine cylinder head plug matches the fit and function of the factory part on specified years, makes and models.
- Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Most Popular 1985 Oldsmobile 98 Engine Gaskets and Seals
Customize your Oldsmobile with 11 Engine Gaskets and Seals products
like Valve Cover Gaskets,
Oil Pan Gaskets, and
Timing Cover Gasket Sets, all
priced under $32.99.
Felpro – Oil Pan Gasket Set: PermaDry Molded Rubber, Includes Snap-Ups®, 6 Piece Set (Part No.OS 30522 R)
from
$23.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
- SUPERIOR SEAL — Manufactured with rubber compounds to ensure a consistent and long-life seal across the entire oil pan
- PREVENTS OVERTIGHTENING — Torque limiters help eliminate overtightening and gasket splitting and extruding (where applicable)
- OE-STYLE REPLACEMENT GASKET — Engineered for OE-style molded rubber gasket replacement
- EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
- ENGINEERING EXPERTISE — Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
- ENGINEERING EXPERTISE — Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
Dorman – Engine Oil Drain Plug Gasket (Part No.A6120205779DOR)
from
$4.09
Dorman’s Engine Oil Drain Plug Gaskets are conveniently available in packs of varying quantities. Many styles are offered, including Copper, Aluminum, Nylon, Metal/Rubber, Inset, Fiber and Crush gaskets. Replacement is recommended at every oil change. Oil filter caps are available separately.
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Product Features:
- Direct replacement gaskets and some universal gaskets available. Proper fit with the drain plug ensures a tight seal.
- Gaskets are also included with many of Dorman’s Engine Oil Drain Plugs and Pans
- Made to specific sizes and standards to ensure a proper fit
- Designed and constructed to strict engineering quality standards
Felpro – Rear Main Seal Set (Part No.BS 13044-2)
from
$9.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Felpro – Engine Oil Pump Gasket (Part No.70032)
from
$3.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
Felpro – VALVE COVER GASKET SET (Part No.VS 50156 C)
from
$16.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
- ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
- SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
- EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
- REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
Felpro – Engine Crankshaft Seal Kit (Part No.BS 40613)
from
$16.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Felpro – Engine Valve Cover Gasket Set (Part No.VS 50156 T)
from
$32.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
- STRONG AND DURABLE — Features molded rubber over a rigid carrier which resists high heat
- SUPERIOR SEAL — Proprietary rubber sealing beads help eliminate potential leak paths for a superior seal
- EASIER TO INSTALL — Locating tabs assure proper alignment and easier installation
- PREVENTS OVERTIGHTENING — Torque limiters help eliminate overtightening and gasket splitting and extruding
- EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
- EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
Mahle – Oil Drain Plug Gaske (Part No.A6120121244MAH)
from
$1.67
Oil Drain Plug Gaske
Mahle – Mahle Oil Pan Gasket Set (Part No.A6131204072MAH)
from
$27.99
WARNING: This item cannot be returned for a replacement or refund if opened! Mahle is the largest gasket manufacturer in the world, providing you original equipment design and quality and world class aftermarket service. Mahle does not just cut gaskets – it designs total system sealing approaches that utilize application engineering. This means that regardless of what application you are trying to seal, you can count on Mahle doing the research and testing to provide the optimum material and technology for that specific application – this systems sealing approach requires a variety of materials. No other gasket manufacturer offers the Application Engineered approach to sealing an engine. A variety of different gasket materials insure an engine gets the optimal seal. All gaskets are not created equal – Mahle gaskets prove it every day.
Product Features:
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Product Features:
- Original equipment design and quality
- Head sets give you original equipment form, fit, and function
- Utilizes OE equivalent or better materials in all head sets
- Packaged in shrink wrapped tray
- Every part you need to complete your gasket repair in one package unless otherwise stated
Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45932)
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$10.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Felpro – TIMING COVER GASKET SET (Part No.TCS 45006-1)
from
$7.19
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Top Picks for 1985 Oldsmobile 98 Engine Mounts
Upgrade Oldsmobile 98s with top-quality Engine Mounts parts, including 1 OEM and aftermarket selections for your 1985 model.
Anchor – Engine Mount: Front Right, 1 Piece (Part No.2552)
from
$23.49
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to Applicable to BUIC 85-91; CADI 85-87; OLDS 85-91; PONT 87-91;. Please verify your application.
Product Features:
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Product Features:
- MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
- MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
- HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
- SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
- HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
- For Years: 1985-1991
- Weight approx: 4 Lbs
- HYDRAULIC
In-Demand Engine Timing Parts for 1985 Oldsmobile 98s
Select from 12 premium Engine Timing Parts parts for your 1985 Oldsmobile 98, with prices ranging from $4.29 to $86.99.
National – Engine Harmonic Balancer Repair Sleeve (Part No.88176)
from
$18.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Product Features:
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Product Features:
- Made of stainless steel
- Designed to prevent timing cover seal leaks
- Takes up gaps caused by worn-out harmonic balancer shafts
National – Multi Purpose Seal (Part No.9845)
from
$12.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Product Features:
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Product Features:
- Low swell in hydrocarbon fluids
- Design type: spring loaded; multi-lip
- Provides good low temperature capability
- Temperature range: -40°F to 225°F; -40°C to 107°C
- Delivers quality and reliable performance for every type of repair
National – Multi Purpose Seal (Part No.710162)
from
$18.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Product Features:
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Product Features:
- Low swell in hydrocarbon fluids
- Design type: spring loaded; multi-lip
- Provides good low temperature capability
- Temperature range: -40°F to 225°F; -40°C to 107°C
- Delivers quality and reliable performance for every type of repair
National – Engine Harmonic Balancer Kit (Part No.5000)
from
$28.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Product Features:
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Product Features:
- Includes timing cover seal and harmonic balancer sleeve
- Solves the oil leaking around timing cover seal
- Made of stainless steel
- Takes up gaps caused by worn-out harmonic balancer shafts
Felpro – Engine Timing Cover Seal (Part No.15200)
from
$8.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Edelbrock – Performer-Link Adjustable True-Roller Timing Chain Set (Part No.7829)
from
$86.99Product Features:
- Solid Bushing Chain Resists Stretching
- For Use with Stock or Edelbrock Camshafts
- Stressproof Steel Crank Gears
- 3 Keyway Setting Points To Ensure Accurate Timing
- True Bearing Surface Rolls with the Sprockets
Cloyes Gear – Engine Timing Chain (Part No.C359)
from
$15.99
A timing chain synchronizes the rotation of the crankshaft and camshaft(s) ensuring proper timing and allows the engine’s valves to open and close during each cylinder’s firing. Available in kits or as a stand-alone product, our chains are pre-stressed and heat-treated for increased durability. Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
Product Features:
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Product Features:
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
- CAD designed and manufactured using premium materials
- Refer to our online catalog for detailed application-specific information
- Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.
Cloyes Gear – Engine Timing Damper (Part No.9-5045)
from
$11.29
A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain. Please refer to our online catalog for detailed application-specific information
Product Features:
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Product Features:
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Meet or exceed OEM performance requirements
- Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
Cloyes Gear – Engine Timing Damper (Part No.9-5158)
from
$6.79
A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain. Please refer to our online catalog for detailed application-specific information
Product Features:
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Product Features:
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Meet or exceed OEM performance requirements
- Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
Cloyes Gear – Engine Timing Set (Part No.C-3018K)
from
$25.99
Timing Set includes all components for a quick and efficient replacement
Product Features:
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Product Features:
- Utilizes the latest in design and technology to offer complete chain sets
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Utilizes the latest in design and technology to offer complete chain sets
- Refer to our online catalog for detailed application-specific information
- Set Includes: Cam Sprocket, Crankshaft Sprocket, Timing Chain
Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S610T)
from
$7.49
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation
Product Features:
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Product Features:
- Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Refer to our online catalog for detailed application-specific information
Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S323)
from
$4.29
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation
Product Features:
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Product Features:
- Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Refer to our online catalog for detailed application-specific information
Most Sold 1985 Oldsmobile 98 Camshafts
Explore our best-selling Oldsmobile parts for the 1985 98 among 3 OEM and aftermarket options starting from $18.79.
Carquest – Air Charge Temperature Sensor Connector (Part No.PT778)
from
$35.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.
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Product Features:
- Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
- Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
- All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
- Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
- BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
National – Shaft Repair Sleeve (Part No.99176)
from
$46.49
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Product Features:
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Product Features:
- Designed to repair damaged, grooved or worn shafts
- Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
- Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
- Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
- Easy to install with removable flange and installation tool
- Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
Cloyes Gear – Engine Camshaft Thrust Button (Part No.9-5189)
from
$18.79
Camshaft Thrust Button utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience
Product Features:
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Product Features:
- Fully Rollerized Operation
- Heat-Treated Steel
- Needle Roller Bearing
- Meet or exceed OEM performance requirements
Top-Rated Engine Parts Brands For Your 1985 Oldsmobile 98
Shop for the best-rated brands offering Engine Parts and other products for your 1985 Oldsmobile 98s. Below you’ll find some of our best rated Engine Parts from Dorman, Sealed Power, and National, and more. Engine Parts from these brands that fit a 1985 98 start at just $0.43 and are rated as high as 4 stars. OEM and aftermarket Engine Parts don’t get more top quality, durable, and affordable than from the brands below.
Popular Dorman 1985 Oldsmobile 98 Engine Parts
When it comes to maintaining or upgrading your 1985 Oldsmobile 98, using quality Engine Parts is essential to ensure durability and a perfect fit. Dorman ticks all of those boxes. We offer a wide selection of Dorman Engine Parts, specifically designed for the 1985 Oldsmobile 98. With over 28 Dorman brand Engine Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $0.79, with an average price of just $5.30. Plus, with over 11 customer reviews and an average rating of 4 stars, you can trust that our Dorman Engine Parts will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
from
$6.79
$6.79
This product is not rated
Rubber Expansion Plug 1-7/8 In. – Size Range 1-7/8 In. – 2 In.
“”
from
$8.49
$8.49
This product is not rated
Rubber Expansion Plug 1-1/2 In. – Size Range 1-1/2 In. – 1-5/8 In. (sold by each)
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Popular Sealed Power 1985 Oldsmobile 98 Engine Parts
Sealed Power auto parts is one of the highest quality Engine Part brands in the market. Any 1985 Oldsmobile 98 owner should feel confident when installing genuine Sealed Power parts in their vehicle. To ensure the best fit and performance for your 1985 98, Advance Auto Parts carries a full inventory of 20 Sealed Power Engine Parts. Plus you will be keeping your Oldsmobile in peak condition while saving money because prices on these Sealed Power Engine Parts range from $0.43 to $92.99, plus, with more than 3 customer reviews and an impressive 4 stars average rating, you can be confident the Fram Engine Parts below will deliver on both quality and value.
FAQs for 1985 Oldsmobile 98 Engine Parts
Which Engine Parts are best-sellers for 1985 Oldsmobile 98s?
Out of 95 Engine Parts that fit 1985 Oldsmobile 98s, the following parts are the top sellers:
- Engine Valve Lifter (3690024) – $15.79
- Rubber Expansion Plug 1 In. – Size Range 1 In. – 1-1/8 In. (5701252) – $5.99
- Engine Valve Lifter (5688736) – $8.49
What’s the price range for 1985 Oldsmobile 98 Engine Parts?
Engine Part prices for the 1985 Oldsmobile 98 start at $0.43 and go up to $344.99 for the most premium parts.
What’s the average price of a Engine Part for a 1985 Oldsmobile 98?
The average price for Engine Parts for the 1985 Oldsmobile 98 is $36.19. Keep in mind the variety of part types within our Engine Part category so you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Engine Parts for other Oldsmobile 98 model years?
What are the cheapest Engine Parts for my 1985 Oldsmobile 98?
The cheapest 1985 Oldsmobile 98 Engine Parts we carry in stock are:
- Engine Valve Spring Retainer Keeper (19694179) – $0.43
- Steel Cup Expansion Plug 29/32 In., Height 0.310 (sold by each) (22146595) – $0.79
- Steel Cup Expansion Plug 1-7/32 In., Height 0.500 (sold by each) (22140593) – $0.89
- Steel Cup Expansion Plug 1-1/2 In., Height 0.220 (3492249) – $0.99
- Steel Cup Expansion Plug 5/8 In., SC, Height 0.232 (3492060) – $0.99
What are the top-rated Engine Parts that fit the 1985 Oldsmobile 98?
Out of 243 reviews by customers, our 1985 Oldsmobile 98 Engine Parts have an average customer rating of . These are some of the highest-rated Engine Part types for the 1985 Oldsmobile 98 and their top-rated products:
- Valve Cover and Cylinder Heads
- Engine Rocker Arm Pivot (5686946) – $2.99
- Engine Valve Spring Retainer Keeper (19694179) – $0.43
- Engine Gaskets and Seals
- Engine Rocker Arm Pivot (5686946) – $2.99
- Engine Valve Spring Retainer Keeper (19694179) – $0.43
- Engine Internals
- Engine Rocker Arm Pivot (5686946) – $2.99
- Engine Valve Spring Retainer Keeper (19694179) – $0.43
What types of Engine Parts do you sell for my 1985 Oldsmobile 98?
As of 2/5/25, these are some of the most in-demand types of Engine Parts for a 1985 Oldsmobile 98:
Can I get help with 1985 Oldsmobile 98 Engine Part orders?
Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Oldsmobile Engine Parts and more.
What is your return policy for Oldsmobile 98 Engine Parts?
Advance Auto Parts keeps returns simple. For new Oldsmobile 98 Engine Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
