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
Imperial – Engine Oil Cooler (Part No.241040)
from
$248.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
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Product Features:
- Imperial Swirl-Cool engine oil cooler kit
- Size: 1-1/2″ x 6-1/2″ x 18″
- Heavy-duty applications
- All except Chevrolet V8 applications
- Universal Cooler, NOT a direct OE replacement. User to determine fitment prior to installation
- Heavy duty applications
- All except Chevrolet V8 applications
- Universal Cooler, NOT a direct OE replacement. User to determine fitment prior to installation
- Heavy duty applications
- All except Chevrolet V8 applications
Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4040M 30)
from
$169.99
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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- Steel-backed bronze alloy lining with overplate
- Popular for fatigue resistance & strength – provides conformability required for older applications
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
Edelbrock – Sure Seat Valve Springs for Ford 429/460 V8 1969-1987 (Part No.5767)
from
$117.99
Complete kit includes retainers and locks. Springs made of highest quality spring wire. Springs precision wound to close tolerances. Includes superior quality steel retainers. Includes 7 degree heat-treated valve stem locks. Retainers and locks black oxide coated. Non-Rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.
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Product Features:
- For Use With Cast Iron Heads
- Springs Made of Highest Quality Spring Wire
- Springs Precision Wound To Close Tolerances
- Use with Original Equipment Heads Only
Cloyes Gear – Engine Timing Set (Part No.C-3082)
from
$44.99
Sprockets Are Made From High Alloy Steel, and Heat-Treated For Durability. Chain Is Pre-Stressed and Heat-Treated For Longevity. SET INCLUDES: C494 Engine Timing Chain (1 EA), S361 Engine Timing Crankshaft Sprocket (1 EA), S360T Engine Timing Camshaft Sprocket (1 EA).
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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
Anchor – Engine Mount: Front Right, Front Left, 1 Piece (Part No.2384)
from
$11.99
Anchor 2384, This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.
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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 Chemlok 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: 1975-1987
- Weight approx: 3 Lbs
Dorman – Steel Cup Expansion Plug 5/8 In., SC, Height 0.232 (sold by each) (Part No.555-011)
from
$1.99
This engine oil galley 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.
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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 Valve Cover Load Spreader Set (Part No.ES 72676)
from
$34.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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
Felpro – Engine Valve Cover Gasket Set (Part No.VS 50156 T)
from
$34.99
Product Features:
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- 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
Spartan – Engine Cylinder Head; Buick 231/3.0 Cyl Head (Part No.2B01)
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
National – Shaft Repair Sleeve (Part No.99187)
from
$36.49
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.
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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
Dorman – Pik-a-Nut – Pipe Fitting-Pipe Plug-Hex Head-1/4 In. MNPT (Part No.321214.1)
from
$1.99
Our Pipe Plugs are manufactured with a high corrosion resistance for long-lasting performance. They’re conveniently available in packs of varying quantities.
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Product Features:
- Pipe Fitting-Pipe Plug-Hex Head-1/4 In. MNPT
- Pipe Fitting-Pipe Plug-Hex Head-1/4 In. MNPT
- Our Pipe Plugs are manufactured with a high corrosion resistance for long-lasting performance. They’re conveniently available in packs of varying quantities.
- Direct replacement for a proper fit every time
- Thread lock applied for increased locking action and leak prevention (where applicable)
Sealed Power – Engine Valve Lifter (Part No.HT-951)
from
$9.99
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
National – Multi-Purpose Seal (Part No.710162)
from
$22.99
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:
- Design type: spring loaded; single-lip
- Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
- Excellent high temperature capabilities
- Compatible with wide range of fluids
- Delivers quality and reliable performance for every type of repair
Carquest Premium – Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10099)
from
$11.99
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
Cloyes Performance – High Performance Timing Chain (Part No.9-149)
from
$20.99
Street Performance 3/8″ Pitch Double Roller Replacement TRUE Roller Chain. Seamless 0.250″ Roller Diameter. Heat Treated and Processed Links to Maximize Breaking Strength while Remaining Ductile for Toughness. Pre-stressed to Increase Fatigue Life.
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Product Features:
- A timing chain synchronizes the rotation of the crankshaft and camshaft(s), ensuring proper timing of the engines valve events for each cylinder
- Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
- From stock replacement to high performance, Cloyes has the most complete timing chain catalog
- Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Cloyes recommends 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
- Refer to our online catalog for detailed application-specific information
- Keep your engines valvetrain in perfect time with Cloyes, the world leader in timing drive systems
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
Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-3755A)
from
$41.99
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.
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Product Features:
- A-Series bi-metal aluminum alloy
- Greater seizure resistance than tri-metal material
- Dramatically reduces or eliminates bearing wear
- Made with silicon to provide greater surface hardness
- Silicon particles help polish crankshaft journal to further reduce wear during operation
- Utilizes ISO & QS certified manufacturing
Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72623)
from
$13.49
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:
- RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
- QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
- ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
- INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
- COVERAGE — Available for domestic and foreign nameplate vehicles
Sealed Power – Engine Assembly Lubricant (Part No.55-400)
from
$10.49
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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Product Features:
- Formulated for pre-lubrication 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
Dorman – Rubber Expansion Plug 1-1/2" – Size Range 1-1/2" – 1-5/8" (Sold by each) (Part No.570-009)
from
$14.99
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
Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.8723 PT-1)
from
$25.49
Product Features:
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- PROPRIETARY COATING – Nonstick anti-friction coating seals small surface scratches and imperfections
- SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
- NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
- STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
- DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
Dorman – Engine Oil Pan: Direct Fit, Steel, Sump (Part No.264-129)
from
$69.99
This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.
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Product Features:
- Direct replacement – this engine oil pan is made to match the original pan on specific vehicles
- Complete assembly – includes replacement pan and drain plugs to match original components
- Durable design – high-strength coating prevents future corrosion
- Trustworthy value – backed by team of engineers and quality control experts in the United States
Competition Cams – Super Valve Locks, 11/32" 1 St (Part No.611-16)
from
$479.99
Inside tang-to-taper relationship held tightly for repeatable valve spring installed heights
Product Features:
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Product Features:
- For simplicity, any Super Lock fits any COMP Cams 10° retainer – just choose the correct lock for you valve size and application
- Super Locks are recommended in all race applications
Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S348T)
from
$10.49
Sprocket Made From High Alloy Material. Features Precision Tooth Form To Assure Proper Chain Engagement, And Is Balanced For Proper Timing.
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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.S621)
from
$12.99
Sprocket Made From High Alloy Material. Sprocket Teeth Are Heat Treated. Precision Tooth Form To Assure Proper Chain Engagement, And Precise Keyway To Tooth Timing.
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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
Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45932)
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:
- 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
Sealed Power – Engine Valve Lifter (Part No.HT-2148A)
from
$24.99
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.
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
- New OEM riveted pin retaining design
Sealed Power – Engine Push Rod (Part No.RP-3171)
from
$3.79
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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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 86 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 $2,045.00, with
an average price of $59.60.
Our 86 Engine Parts in stock come from 14 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 National, Sealed Power, Dorman, and more.
National Engine Parts
start at just $17.99 and boast an impressive 4.3 stars average rating from customers.
Sealed Power and Dorman also bring quality to the table, with Engine Parts available starting at $0.43, and at an average 4.3 stars rating.
With 384 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 16 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
$21.99
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
Dorman – Pik-a-Nut – Steel Cup Expansion Plug 1-1/2 In., Height 0.480 (Part No.362650.1)
from
$3.99
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 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
$2.99
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
Competition Cams – Super Valve Locks, 11/32" 1 St (Part No.611-16)
from
$479.99
Inside tang-to-taper relationship held tightly for repeatable valve spring installed heights
Product Features:
See More
Product Features:
- For simplicity, any Super Lock fits any COMP Cams 10° retainer – just choose the correct lock for you valve size and application
- Super Locks are recommended in all race applications
Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.8723 PT-1)
from
$25.49
Product Features:
See More
- PROPRIETARY COATING – Nonstick anti-friction coating seals small surface scratches and imperfections
- SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
- NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
- STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
- 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.
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
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
Competition Cams – High Energy Hydraulic Flat Lifter Set for Buick 181-252 V6 (Part No.869-12)
from
$102.99
High Energy Hydraulic Flat Lifter Set for Buick 181-252 V6
Felpro – Engine Valve Cover Load Spreader Set (Part No.ES 72676)
from
$34.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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
Competition Cams – Engine Valve Spring (Part No.995-1)
from
$15.99
Engine Valve Spring
Competition Cams – 10 Degree, 11/32", Single Groove Lock with Lash Cap Recess (Part No.611-1)
from
$6.99
10 Degree, 11/32", Single Groove Lock with Lash Cap Recess
Dorman – Steel Cup Expansion Plug 1-1/8 In., SC, Height 0.470 (Sold by each) (Part No.555-020)
from
$1.79
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 5 Engine Gaskets and Seals products
like Valve Cover Gaskets,
Timing Cover Gasket Sets, and
Engine Valve Stem Seals, all
priced under $34.99.
Felpro – Engine Oil Pump Gasket (Part No.70032)
from
$3.29
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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
- SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
- ENGINEERING EXPERTISE – Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
- REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
- EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
Felpro – VALVE COVER GASKET SET (Part No.VS 50156 C)
from
$17.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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 Valve Cover Gasket Set (Part No.VS 50156 T)
from
$34.99
Product Features:
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- 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
Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72623)
from
$13.49
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:
- RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
- QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
- ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
- INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
- COVERAGE — Available for domestic and foreign nameplate vehicles
Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45932)
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:
- 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
Anchor 2552 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.
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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 Chemlok 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 10 premium Engine Timing Parts parts for your 1985 Oldsmobile 98, with prices ranging from $4.29 to $38.99.
National – Engine Harmonic Balancer Repair Sleeve (Part No.88176)
from
$18.79
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:
- 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.710162)
from
$22.99
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:
- Design type: spring loaded; single-lip
- Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
- Excellent high temperature capabilities
- Compatible with wide range of fluids
- 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
$9.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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
Cloyes Gear – Engine Timing Chain (Part No.C359)
from
$15.99
Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Links With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.
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
Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design And material technology, ensuring quiet And maintenance-free experience.
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
Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design And material technology, ensuring quiet And maintenance-free experience.
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
INA US – ENGINE TIMING SET (Part No.ZC-C-3018K)
from
$38.99
ENGINE TIMING SET
Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S610T)
from
$7.49
Sprocket Made From High Alloy Material. Features Precision Tooth Form To Assure Proper Chain Engagement, And Is Balanced For Proper Timing.
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
Sprocket Made From High Alloy Material. Sprocket Teeth Are Heat Treated. Precision Tooth Form To Assure Proper Chain Engagement, And Precise Keyway To Tooth Timing.
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 8 OEM and aftermarket options starting from $8.99.
Sealed Power – Engine Valve Lifter (Part No.HT-969)
from
$8.99
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.
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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
Competition Cams – High Energy 206/206 Hydraulic Roller Cam K-Kit for Buick Grand National 231 V6 (Part No.K69-200-8)
from
$2045.00
High Energy 206/206 Hydraulic Roller Cam K-Kit for Buick Grand National 231 V6
Competition Cams – High Energy 218/218 Hydraulic Flat Cam K-Kit for Buick 181-252 Even Fire V6 (Part No.K69-246-4)
from
$706.99
High Energy 218/218 Hydraulic Flat Cam K-Kit for Buick 181-252 Even Fire V6
Competition Cams – High Energy 218/218 Hydraulic Flat Cam and Lifter Kit Buick 181-252 Even Fire V6 (Part No.CL69-246-4)
from
$619.99
High Energy 218/218 Hydraulic Flat Cam and Lifter Kit Buick 181-252 Even Fire V6
Competition Cams – High Energy 212/212 Hydraulic Flat Cam/Lifter Kit Buick Grand National 231 V6 (Part No.CL69-248-4)
from
$615.99
High Energy 212/212 Hydraulic Flat Cam/Lifter Kit Buick Grand National 231 V6
Competition Cams – High Energy 206/206 Hydraulic Flat Cam and Lifter Kit Buick 181-252 Even Fire V6 (Part No.CL69-234-4)
from
$604.99
High Energy 206/206 Hydraulic Flat Cam and Lifter Kit Buick 181-252 Even Fire V6
Competition Cams – High Energy 206/206 Hydraulic Flat Cam for Buick 181-252 Even Fire V6 (Part No.69-234-4)
from
$437.99
High Energy 206/206 Hydraulic Flat Cam for Buick 181-252 Even Fire V6
Competition Cams – High Energy 212/212 Hydraulic Flat Cam for Buick 181-252 Even Fire V6 (Part No.69-235-4)
from
$428.99
High Energy 212/212 Hydraulic Flat Cam for Buick 181-252 Even Fire V6
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 National, Sealed Power, and Dorman, and more. Engine Parts from these brands that fit a 1985 98 start at just $0.43 and are rated as high as 4.3 stars. OEM and aftermarket Engine Parts don’t get more top quality, durable, and affordable than from the brands below.
Popular National 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. National ticks all of those boxes. We offer a wide selection of National Engine Parts, specifically designed for the 1985 Oldsmobile 98. With over 3 National brand Engine Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $17.99, with an average price of just $19.92. Plus, with over 27 customer reviews and an average rating of 4.3 stars, you can trust that our National 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
$22.99
(7)
Multi-Purpose Seal
“Works good and leak free but definitely not as heavy duty as the oem seal. Oem has a big metal lip, which would make it easier to install”
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 2 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 $2.99, plus, with more than 3 customer reviews and an impressive 4.3 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 86 Engine Parts that fit 1985 Oldsmobile 98s, the following parts are the top sellers:
- Multi-Purpose Seal (3271684) – $17.99
- Engine Valve Lifter (3690024) – $21.99
- Rubber Expansion Plug 1 In. – Size Range 1 In. – 1-1/8 In. (5701252) – $7.49
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 $2,045.00 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 $59.60. 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) – $0.99
- Steel Cup Expansion Plug 1-1/2 In., Height 0.220 (3492249) – $1.29
- Steel Cup Expansion Plug 1-7/32 In., Height 0.500 (sold by each) (22140593) – $1.29
- Steel Cup Expansion Plug 1-1/8 In., Height 0.505 (sold by each) (16140180) – $1.79
What are the top-rated Engine Parts that fit the 1985 Oldsmobile 98?
Out of 384 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 Valve Spring Retainer Keeper (19694179) – $0.43
- Engine Rocker Arm Pivot (5686946) – $2.99
- Engine Internals
- Engine Valve Spring Retainer Keeper (19694179) – $0.43
- Engine Rocker Arm Pivot (5686946) – $2.99
What types of Engine Parts do you sell for my 1985 Oldsmobile 98?
As of 3/1/26, 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.
