1991 Oldsmobile 98 Engine Parts

Essential 1991 Oldsmobile 98 Engine Parts

Dorman – Engine Oil Drain Plug Gasket (Part No.A6120205779DOR)

Engine Oil Drain Plug Gasket

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$5.31
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.

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
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Mr. Gasket – Ultra Seal: Valve Cover Gasket Set (Part No.5875)

Ultra Seal: Valve Cover Gasket Set

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$42.99
Ultra-Seal is Mr. Gasket premium valve cover gasket material. It’s manufactured from a high density cork and rubber blend with a black latex coat applied to the outside to help seal minor flange irregularites and eliminate oil leakage. It creates a positive seal by controlled swelling of the gasket material when exposed to hot oil. For original equipment replacement, high performance street, drag race and oval track use. Sold as a pair, these gaskets are .187 inch thick.

Product Features:
  • Manufactured from high-density cork /rubber blend gasket material
  • A black latex rubber coating is applied to outside of gasket to help seal minor flange irregularities and eliminate the possibility of oil leakage
  • Creates a positive seal by controlled swelling of the gasket material when exposed to hot engine oil
  • For OE replacement, high performance street, drag race and oval track
  • .187″ thick
  • Handles Ex Flange Pressure
  • Forms Leak Proof Seal
  • Black Latex Coating
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Cardone – Engine Control Module (Part No.77-7886)

Engine Control Module

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$125.99
CARDONE Remanufactured Electronic and Powertrain Control Modules are designed to meet or exceed O.E. performance. Reverse engineering provides insight into how and why the unit originally failed, allowing our engineers to identify and correct original design weaknesses. All critical components are re-soldered or replaced at our Philadelphia manufacturing plant, and each unit is 100% computer tested to ensure reliability. CARDONE is committed to getting your vehicle back to peak performance.

Product Features:
  • Tested with automated computer equipment or bench-tested, depending on application, to ensure functionality.
  • Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life.
  • On-car vehicle validation is done to test durability and performance.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
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Imperial – Ultra-Cool Engine Oil Cooler Kit (Part No.240457)

Ultra-Cool Engine Oil Cooler Kit

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$167.99
Product Features:
  • Size: 3/4 in. x 10 in. x 12-1/4 in.
  • Medium duty applications
  • All except Chevrolet V8 applications
  • Two-pass design for increased cooling
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PowerBond – Harmonic Balancer (Part No.PB1147N)

Harmonic Balancer

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$85.99
Powerbond Premium OEM Replacement Balancers are manufactured using premium ductile iron castings and injection bonded dampening rubber. Unlike typical original equipment balancers that are made with press inserted dampening rubber, the bonded dampening rubber in the Powerbond Premium OEM Replacement Balancer provides superior bonding strength between the inner and outer balancer rings that minimizes spinning and dislocation in high torque and serpentine belt appplications. With a unique combination of high strength castings, bonded dampening rubber, and dynamic balance, the Powerbond Premium OEM Replacement Balancer is the ultimate standard replacement balancer.

Product Features:
  • Designed as a premium OE replacement
  • Dynamically balanced for smooth operation
  • Strong Iron casting for maximum strength
  • OEM equivalent bonded rubber
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Felpro – Cylinder Head Gasket Set (Part No.HS 8171 PT-4)

Cylinder Head Gasket Set

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$71.99
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:
  • 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
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.8723 PT-1)

Cylinder Head Gasket: Composite, Without Head Bolts

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$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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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National – Multi Purpose Seal (Part No.320691)

Multi Purpose Seal

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$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.

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
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Anchor – Engine Mount: Front Left, Front Right, 1 Piece (Part No.2382)

Engine Mount: Front Left, Front Right, 1 Piece

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$13.49
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 78-87; CADI 80-82; CHEV 78-87; GMC 78-84; OLDS 77-87; PONT 78-87;. Please verify your application.

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: 1977-1987
  • Weight approx: 3 Lbs
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Sealed Power – Engine Connecting Rod Bearing (Part No.3760A 20)

Engine Connecting Rod Bearing

from

$6.49
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:
  • 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
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Felpro – O-RING (Part No.73193)

O-RING

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$4.49
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:
  • Meets or exceeds all original equipment specifications
  • 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
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Cloyes Gear – Engine Balance Shaft Sprocket (Part No.2558)

Engine Balance Shaft Sprocket

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$48.99
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:
  • 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
  • CAD designed and manufactured using premium materials to ensure optimal performance
  • 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
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Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S810T)

Engine Timing Camshaft Sprocket

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$34.99
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:
  • 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
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Mahle – Crankshaft Seal (Part No.A8060205363MAH)

Crankshaft Seal

from

$19.03
Crankshaft Seal

ACDelco – GM Original Equipment Timing Cover Gasket (Part No.A8050323249ACD)

GM Original Equipment Timing Cover Gasket

from

$16.39
The ACDelco GM Original Equipment Engine Timing Cover Gasket is a GM-recommended replacement for your vehicle’s original component. This gasket works with the metal cover installed over the engine timing chain to create a tight seal that prevents engine oil from spraying or leaking onto your vehicle’s engine, while keeping dirt and debris out of sensitive engine components. This original equipment engine timing cover gasket has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps prevent engine oil from spraying or leaking onto your vehicle’s engine, while keeping dirt and debris out of sensitive engine components
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Dorman – Steel Cup Expansion Plug 1-1/2 In., Height 0.480 (sold by each) (Part No.555-028)

Steel Cup Expansion Plug 1-1/2 In., Height 0.480 (sold by each)

from

$2.29
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:
  • 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
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Carquest Premium – Timing Set, 3-Piece (Part No.73127)

Timing Set, 3-Piece

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$70.99
Advance Auto Parts is proud to carry this kit with the best fitment and performance requirements for this application, from the highest quality timing component vendor.

Product Features:
  • The Timing Set includes the Chain, Cam Sprocket, and Crank Sprocket
  • 3 Pieces
  • Meets or exceeds O.E.M. performance
  • Coated in rust preventative
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Cloyes Gear – Engine Timing Damper (Part No.9-5175)

Engine Timing Damper

from

$19.99
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:
  • 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
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Carquest Premium – Engine Crankshaft Position Sensor (Part No.CSC1572)

Engine Crankshaft Position Sensor

from

$42.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including thermal shock and vibration, with unparalleled reliability, durability, and accuracy.

Product Features:
  • Products are produced in ISO 14001 and IATF 16949 certified facilities to ensure the highest quality and consistency throughout the production process.
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
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Dorman – Rubber Expansion Plug 1-5/8 In. – Size Range 1-5/8 In. – 1-3/4 In. (Part No.02604)

Rubber Expansion Plug 1-5/8 In. - Size Range 1-5/8 In. - 1-3/4 In.

from

$6.99
Our Engine Intake Manifold Expansion Plug is conveniently designed as a direct replacement for stripped plugs. A proper fit is ensured, every time.

Product Features:
  • Manufactured from high quality materials for a long service life
  • Torque values listed on parts (where applicable)
  • Easy to install
  • Constructed to strict engineering quality standards
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Delphi – Engine Variable Valve Timing (VVT) Adjuster Magnet (Part No.SS10687)

Engine Variable Valve Timing (VVT) Adjuster Magnet

from

$75.99
Designed digital output for maximum signal to noise ratio. Not impacted by temperature changes and provide robust, long-lasting sensor protection. Manufactured to meet or exceed OE requirements.

Product Features:
  • Manufactured to meet or exceed OE requirements
  • Part is validated, tested and matched to the right vehicle application
  • Designed digital output for maximum signal to noise ratio
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Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-3760A)

Engine Connecting Rod Bearing Set

from

$48.99
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:
  • 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
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.10740P)

Remanufactured Crankshaft Kit

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$214.99
Remanufactured precision machined OE crankshafts.

Product Features:
  • Unit machined to .010/.010 maximum.
  • Includes matching rod and main bearings.
  • Journals Micropolished.
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Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4281M)

Engine Crankshaft Main Bearing Set

from

$123.99
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:
  • 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
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Melling – Stock Replacement Oil Pump Screen (Part No.22-FS1)

Stock Replacement Oil Pump Screen

from

$29.99
A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine ware, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 70393)

Engine Valve Stem Oil Seal Set

from

$18.29
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:
  • 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
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Mr. Gasket – Valve Cover (Part No.9422)

Valve Cover

from

$98.99
These Mr. Gasket chrome plated steel valve covers have a smooth top with original equipment height and internal baffle. Features one breather/oil fill cap opening per valve cover. Sold as a pair. Hardware and gaskets sold separately.

Product Features:
  • Fits Oldsmobile 260-455 engines
  • Sold as a pair
  • Chrome plated steel construction
  • Long Lasting Durability
  • Cadmium Plated To Resist Corrosion
  • Easy Installation
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Dorman – Steel Cup Expansion Plug 1 In., SC, Height 0.250 (sold by each) (Part No.555-018)

Steel Cup Expansion Plug 1 In., SC, Height 0.250 (sold by each)

from

$2.49
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:
  • 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
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1991 Oldsmobile 98 Engine Parts

You count on your 1991 Oldsmobile 98 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 82 Engine Parts ranging in price from $0.43 to $218.99, you’re sure to find everything you need for your 1991 Oldsmobile 98.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 19 different brands like Sealed Power, Felpro, and Dorman. 1991 Oldsmobile 98 Engine Parts start as low as $0.43!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 366 extensive product reviews on 1991 Oldsmobile 98 Engine Parts. Some of the top-rated Engine Parts products we carry are Multi Purpose Seal with 4.1 stars and Engine Valve Cover Gasket with 4.7 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 1991 Oldsmobile 98 below to get started!

Top-Rated Engine Parts Brands For Your 1991 Oldsmobile 98

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1991 Oldsmobile 98 running right for years to come. In our inventory you’ll find brands like Sealed Power, Felpro, Dorman, and even more.

Popular Melling Engine Parts

You’ll find popular Melling brand products across Oil Pumps. All are waiting to get your 1991 Oldsmobile 98 back on the road. Some of the top-rated Melling products in these categories are:
Stock Replacement Type Oil Pump Repair Kit
from $76.99
(1)
Stock Replacement Type Oil Pump Repair Kit
Oil Pump Kits

FAQs for 1991 Oldsmobile 98 Engine Parts

What are the most purchased Engine Parts for the 1991 Oldsmobile 98?

Out of 82 Engine Parts for the 1991 Oldsmobile 98, the most popular in our inventory are:
Engine Valve Lifter
from $12.99
(30)
Engine Valve Lifter
Engine Valve Lifters
Engine Valve Lifter
from $24.79
This product is not rated
Engine Valve Lifter
Engine Valve Lifters

What are the top-rated 1991 Oldsmobile 98 Engine Parts?

Top-rated Engine Parts for your 1991 Oldsmobile 98 based on customer reviews/ratings are:
Multi Purpose Seal
from $18.99
(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”
Engine Valve Cover Gasket
from $16.99
(6)
Engine Valve Cover Gasket
“standard gasket for a poor design by GM.”
Engine Oil Drain Plug Gasket
from $5.31
(4)
Engine Oil Drain Plug Gasket
“Perfect fit for my f-250 diesel gasket. Easy to replace”