1991 Buick LeSabre Engine Parts

Below you will find various in-demand Buick Engine Parts, components and accessories for your 1991 LeSabre. Advance Auto Parts has popular LeSabre parts like Engine Gaskets and Seals, Engine Mounts, Camshafts and more. You’ll also find aftermarket and OEM Engine Parts for other LeSabre model years including 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 and more. Select a category of 1991 Buick LeSabre Engine Parts below and start saving instantly.

Popular 1991 Buick LeSabre Engine Parts Categories

Camshaft Position Sensors

OE Engine Oil Coolers

Rear Main Seal Sets

Cylinder Head Bolt Sets

Crankshaft Position Sensors

Engine Crankshaft Kits

Harmonic Balancers

Timing Cover Gasket Sets

Cylinder Head Gasket Sets

Camshaft Position Sensor Connectors

Engine Oil Pump Pickup Tube and Screens

Engine Computers

Rubber Freeze Plugs

Timing Cover Seals

Engine Oil Cooler Seals

Engine Valve Stem Seals

Camshaft Timing Adjuster Magnets

Oversized Main Bearings

Standard Rod Bearing Sets

Oil Pump Kits

Timing Chains

Camshaft Seals

Balance Shaft Sprockets

Standard Individual Rod Bearings

Rocker Arm Shaft Plugs

Engine Assembly Lube

Engine Valve Cover O-Rings

Engine Cooling Fan Motor Kits

Essential Engine Parts for 1991 Buick LeSabres

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$89.99

Billet Crankshaft Sprocket Has Three Keyways for +/- 4 Degrees Adjustability. Crankshaft Sprocket Heat Treated for Durability. Seamless TRUE Roller 0.250″ Roller Diameter Chain for Reduced Friction.

Product Features:

The complete kits, which meet or exceed OEM performance requirements, ensure a quiet and maintenance-free experience
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 Timing Kits may include camshaft sprockets, crankshaft sprockets, timing chains, tensioners, and guides
Refer to our online catalog for detailed application-specific information
Keep your engine’s valve train in perfect time with Cloyes, the world leader in timing drive systems.

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$103.99

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

Product Features:

Steel-backed Babbitt lining material
For use in automotive and high-performance applications
Babbitt designed to deform under extreme loads without damaging other engine parts
Meets unique demands of performance engines
Delivers dependable performance and superior service life
Application-specific design for perfect fit and correct operation

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$70.99

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:

DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

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$23.70

Valve Cover O-Ring S

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$66.99

This replacement valve cover matches the fit and function of the original equipment part that may be damaged or warped. Made from quality materials for excellent fit and superior heat resistance, this valve cover has undergone extensive testing.

Product Features:

Direct replacement – this valve cover matches the original equipment part for fit and function.
Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking.
Cost-effective solution – offers original equipment performance at competitive price
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service

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$11.49

CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:

Designed to meet or exceed OE specifications in fit, form, and function
End of the line tested to ensure proper function
Threaded mounting bolt, hardware and/or gaskets where applicable for easy installation
Global coverage for import and domestic applications

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$27.49

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

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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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$6.99

Made In USA. 4 OZ Melling engine assembly lube, MELL-LUBE, is formulated to be an initial lubricant on camshaft metal surfaces as well as related valve train parts. The added zinc material (1400 ppm) provides MELL-LUBE with added protection to prevent scoring and galling during initial engine start-up for both newly rebuilt and / or remanufactured engines. In addition, MELL-LUBE contains corrosion inhibitors to prevent rust and pitting of components. MELL-LUBE mixes with any engine oil and will not clog filters. Melling recommends MELL-LUBE be a part of every camshaft install.

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$44.99

ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
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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$103.99

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:

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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$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:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered for the sealing repair environment
Validated for fit, form and function
Unsurpassed quality you can trust

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$23.49

Oil Filler Cap

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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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$18.49

GENERAL SEAL

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$8.49

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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$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:

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

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$15.99

If you are changing your camshaft or replacing the timing set, make sure to replace this seal at the same time! Metal with Nitrile rubber seal.

Product Features:

Nitrile Rubber And High Density Cork
Will Not Shrink Or Stick

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$30.99

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:

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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$3.99

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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$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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$3.29

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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$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.

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

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$21.99

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:

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

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$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:

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

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$15.99

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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$184.99

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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$36.49

Made In USA. 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 wear, 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

Upgrade your 1991 Buick LeSabre with Top-Quality Engine Parts

When it comes to maintaining or upgrading your 1991 Buick LeSabre, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Buick or enhancing its overall performance, Engine Parts are key to keeping your LeSabre functioning at its best. At Advance Auto Parts, we offer a wide selection of 77 Engine Parts for the 1991 Buick LeSabre, designed to meet your needs without breaking the bank. From Engine Gaskets and Seal replacements to Engine Mounts 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 1991 Buick LeSabre at great prices. Our Engine Parts inventory for this model ranges from just $0.43 to $239.99, with an average price of $44.78. Our 77 Engine Parts in stock come from 20 trusted brands, so you’re sure to find the right part for your 1991 Buick LeSabre 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 1991 Buick LeSabre, we stock popular OEM and aftermarket Engine Parts from top names like FELPRO, Sealed Power, Carquest Premium, and more. FELPRO Engine Parts start at just $4.49 and boast an impressive 5 stars average rating from customers. Sealed Power and Carquest Premium also bring quality to the table, with Engine Parts available starting at $0.43, and at an average 4 stars rating. With 555 customer reviews and counting, our 1991 Buick LeSabre 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 1991 Buick LeSabre is always ready to roll. We’re committed to providing you with everything you need to keep your LeSabre in top shape, all in one place. Start shopping confidently below for your 1991 Buick LeSabre!

Best-Selling Engine Gaskets and Seals for 1991 Buick LeSabres

Enhance the driving experience in your Buick with 10 quality Engine Gaskets and Seal components, starting at $1.67.

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$26.99

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:

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

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$16.99

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:

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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$16.99

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:

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

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$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:

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

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$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.

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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$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:

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

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$1.67

Oil Drain Plug Gaske

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$30.99

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:

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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$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:

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

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$6.44

The ACDelco GM Original Equipment Valve Cover Gasket is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:

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

Most Popular 1991 Buick LeSabre Engine Mounts

Customize your Buick with 1 Engine Mounts products like Engine Mounts, all priced under $23.49.

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$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:

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

Top Picks for 1991 Buick LeSabre Camshafts

Upgrade Buick LeSabres with top-quality Camshafts parts, including 8 OEM and aftermarket selections for your 1991 model.

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$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.

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

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$35.99

Our control modules feature double wire bonds for better connections, greater dependability and longer life despite being subjected to intense vibration and the tough operating environment
Copper slug heat sinks provide better heat dissipation to prevent heat from damaging the module
Our ignition modules will respond to a weak signal from the crankshaft position sensor and begin energizing the coils immediately for better starts in cold weather
High-temperature polymer housing reducing moisture intrusion and minimizes vibration damage for extended life and improved reliability
Our ignition modules are durability tested for 500 thermal cycles ranging from -40C to +125C

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$44.99

Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
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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$31.49

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$19.99

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$32.99

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.

Product Features:

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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$11.49

Designed to meet or exceed OE specifications in fit, form, and function
End of the line tested to ensure proper function
Threaded mounting bolt, hardware and/or gaskets where applicable for easy installation
Global coverage for import and domestic applications

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$18.49

GENERAL SEAL

In-Demand Engine Timing Parts for 1991 Buick LeSabres

Select from 7 premium Engine Timing Parts parts for your 1991 Buick LeSabre, with prices ranging from $18.99 to $58.99.

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$18.99

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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$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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$58.99

Timing Set includes all components for a quick and efficient replacement

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

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$38.99

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:

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.

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$33.99

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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$28.99

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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$26.99

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 1991 Buick LeSabre Valve Cover and Cylinder Heads

Explore our best-selling Buick parts for the 1991 LeSabre among 11 OEM and aftermarket options starting from $0.43.

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$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:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered for the sealing repair environment
Validated for fit, form and function
Unsurpassed quality you can trust

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$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:

Unsurpassed quality that you can trust
Uses leading edge materials
State-of-the-art manufacturing
Exacting tolerances
Meets or exceeds OEM specifications

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$66.99

Direct replacement – this valve cover matches the original equipment part for fit and function.
Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking.
Cost-effective solution – offers original equipment performance at competitive price
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service

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$23.70

Valve Cover O-Ring S

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$12.99

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:

Unsurpassed quality that you can trust
Uses leading edge materials
State-of-the-art manufacturing
Exacting tolerances
Meets or exceeds OEM specifications

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$24.79

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.

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

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$8.49

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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$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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$55.99

ACDelco GM Original Equipment Engine Valve Lifters automatically help maintain a ‘zero’ valve lash condition to help prevent valve train noise and unnecessary valve train component wear, and are GM-recommended replacements for your vehicle’s original components. These original equipment valve lifters have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Adjusts the valves on your vehicle’s engine for proper performance
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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$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:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
Validated for fit, form and function
Unsurpassed quality you can trust

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$129.99

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

Top-Rated Engine Parts Brands For Your 1991 Buick LeSabre

Shop for the best-rated brands offering Engine Parts and other products for your 1991 Buick LeSabres. Below you’ll find some of our best rated Engine Parts from FELPRO, Sealed Power, and Carquest Premium, and more. Engine Parts from these brands that fit a 1991 LeSabre start at just $0.43 and are rated as high as 5 stars. OEM and aftermarket Engine Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular FELPRO 1991 Buick LeSabre Engine Parts

When it comes to maintaining or upgrading your 1991 Buick LeSabre, using quality Engine Parts is essential to ensure durability and a perfect fit. FELPRO ticks all of those boxes. We offer a wide selection of FELPRO Engine Parts, specifically designed for the 1991 Buick LeSabre. With over 9 FELPRO brand Engine Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $4.49, with an average price of just $33.75. Plus, with over 94 customer reviews and an average rating of 5 stars, you can trust that our FELPRO 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.

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$16.29

This product is not rated

Engine Timing Cover Gasket Set

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$32.99

This product is not rated

Engine Cylinder Head Bolt Set

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$4.49

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O-RING

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Popular Sealed Power 1991 Buick LeSabre Engine Parts

Sealed Power auto parts is one of the highest quality Engine Part brands in the market. Any 1991 Buick LeSabre owner should feel confident when installing genuine Sealed Power parts in their vehicle. To ensure the best fit and performance for your 1991 LeSabre, Advance Auto Parts carries a full inventory of 17 Sealed Power Engine Parts. Plus you will be keeping your Buick 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 33 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.

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$24.79

This product is not rated

Engine Valve Lifter

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$5.99

This product is not rated

Engine Connecting Rod Bearing

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$59.99

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Engine Crankshaft Main Bearing Set

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FAQs for 1991 Buick LeSabre Engine Parts

Which Engine Parts are best-sellers for 1991 Buick LeSabres?

Out of 77 Engine Parts that fit 1991 Buick LeSabres, the following parts are the top sellers:

Engine Valve Lifter (5681081) – $12.99
Engine Valve Lifter (12486346) – $24.79
Engine Oil Filler Cap: 10099, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (18481430) – $9.99

What’s the price range for 1991 Buick LeSabre Engine Parts?

Engine Part prices for the 1991 Buick LeSabre start at $0.43 and go up to $239.99 for the most premium parts.

What’s the average price of a Engine Part for a 1991 Buick LeSabre?

The average price for Engine Parts for the 1991 Buick LeSabre is $44.78. 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 Buick LeSabre model years?

Yes, we currently carry Engine Parts for 46 model years of Buick LeSabres between 1959 and 2005. Engine Parts are bought most frequently for the following model years: 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, and 1997.

What are the cheapest Engine Parts for my 1991 Buick LeSabre?

The cheapest 1991 Buick LeSabre Engine Parts we carry in stock are:

Engine Valve Spring Retainer Keeper (19694179) – $0.43
Steel Cup Expansion Plug 1-1/2 In., Height 0.220 (3492249) – $0.99
Steel Cup Expansion Plug 1-1/2 In., Height 0.220 (22972463) – $1.49
Oil Drain Plug Gaske (11999281) – $1.67
Steel Cup Expansion Plug 1-9/16 In., Height 0.380 (3492192) – $2.29

What are the top-rated Engine Parts that fit the 1991 Buick LeSabre?

Out of 555 reviews by customers, our 1991 Buick LeSabre Engine Parts have an average customer rating of . These are some of the highest-rated Engine Part types for the 1991 Buick LeSabre and their top-rated products:

Valve Cover and Cylinder Heads
- Engine Valve Spring Retainer Keeper (19694179) – $0.43
- Valve Cover O-Ring S (11647884) – $23.70
- Engine Valve Cover Grommet Set (19780586) – $21.49
Engine Gaskets and Seals
- Engine Valve Spring Retainer Keeper (19694179) – $0.43
- Valve Cover O-Ring S (11647884) – $23.70
- Engine Valve Cover Grommet Set (19780586) – $21.49

What types of Engine Parts do you sell for my 1991 Buick LeSabre?

As of 2/5/25, these are some of the most in-demand types of Engine Parts for a 1991 Buick LeSabre:

Can I get help with 1991 Buick LeSabre Engine Part orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Buick Engine Parts and more.

What is your return policy for Buick LeSabre Engine Parts?

Advance Auto Parts keeps returns simple. For new Buick LeSabre Engine Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1991 Buick LeSabre Engine Parts

Cloyes Performance – Engine Timing Set (Part No.9-1134)

Sealed Power – Connecting Rod Bearing Set (Part No.8-7050CH 10)

Felpro – Cylinder Head Gasket Set (Part No.HS 8723 PT-8)

Mahle – Valve Cover O-Ring S (Part No.A8026569272MAH)

Dorman – Valve Covers: With Gasket, Direct Replacement, Plastic, Passenger Side (Part No.264-967)

Carquest Premium – Engine Variable Valve Timing (VVT) Adjuster Magnet (Part No.CSA1531)

Mr. Gasket – Ultra Seal: Valve Cover Gasket Set (Part No.5860)

Cardone – Remanufactured Engine Control Computer (Part No.77-6153)

Melling – Stock Replacement Engine Assembly Lubricant (Part No.M-10012)

ACDelco – Black Multi-Purpose Pigtail (Part No.PT2782)

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4418M 10)

Felpro – Engine Valve Cover Grommet Set (Part No.ES 72833)

Gates – Oil Filler Cap (Part No.A6140205471GAT)

Cloyes Gear – Engine Balance Shaft Sprocket (Part No.2558)

FAG US – GENERAL SEAL (Part No.SS2784)

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S391)

Felpro – Oil Pan Gasket Set: PermaDry Molded Rubber, Includes Snap-Ups®, 6 Piece Set (Part No.OS 30522 R)

Mr. Gasket – Timing Cover Seal (Part No.18)

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72700)

Sealed Power – Engine Connecting Rod Bearing (Part No.2555CP 40)

Felpro – O-RING (Part No.73193)

Dorman – Pik-a-Nut – Steel Cup Expansion Plug 1-1/2 In., Height 0.480 (Part No.362650.1)

Melling – High Volume Oil Pump Repair Kit (Part No.K-20IPHV)

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45002)

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40613)

Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S334T)

Imperial – Ultra-Cool Engine Oil Cooler Kit (Part No.240457)

Melling – Stock Replacement Oil Pump Screen (Part No.22-FS)

Felpro – Engine Valve Cover Gasket Set (Part No.VS 50080 R)

National – Multi Purpose Seal (Part No.320691)

Felpro – Engine Valve Cover Gasket (Part No.VS 50320 R)

Felpro – Oil Pan Gasket Set: PermaDry Molded Rubber, Includes Snap-Ups®, 6 Piece Set (Part No.OS 30522 R)

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

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45840)

Mahle – Oil Drain Plug Gaske (Part No.A6120121244MAH)

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72700)

Mahle – Mahle Oil Pan Gasket Set (Part No.A6131204072MAH)

ACDelco – GM Original Equipment Valve Cover Gasket (Part No.A8030210561ACD)

Anchor – Engine Mount: Front Right, 1 Piece (Part No.2552)

Carquest – Air Charge Temperature Sensor Connector (Part No.PT778)

Carquest – Engine Camshaft Position Sensor Connector (Part No.PT196)

ACDelco – Black Multi-Purpose Pigtail (Part No.PT2782)

Carquest Premium – 4WD Indicator Light Switch Connector (Part No.PTA1019)

Carquest Premium – A/C Compressor Cut-Out Switch Harness Connector (Part No.ABA3459)

Carquest Premium – Camshaft Sensor (Part No.CSC1326)

Carquest Premium – Engine Variable Valve Timing (VVT) Adjuster Magnet (Part No.CSA1531)

FAG US – GENERAL SEAL (Part No.SS2784)

National – Multi Purpose Seal (Part No.710162)

Cloyes Gear – Engine Timing Damper (Part No.9-5175)

Cloyes Gear – Engine Timing Set (Part No.C-3071)

Cloyes Gear – Engine Timing Chain (Part No.C375)

Cloyes Gear – Engine Balance Shaft Gear (Part No.2551)

Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S716T)

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S729)

Felpro – Engine Valve Cover Grommet Set (Part No.ES 72833)

Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-115)

Dorman – Valve Covers: With Gasket, Direct Replacement, Plastic, Passenger Side (Part No.264-967)

Mahle – Valve Cover O-Ring S (Part No.A8026569272MAH)

Sealed Power – Engine Valve Lifter (Part No.HT-2148)

Sealed Power – Engine Valve Lifter (Part No.HT-2148A)

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)

Felpro – O-RING (Part No.73193)

ACDelco – Engine Hydraulic Valve Adjuster/Valve Lifter (Part No.HL124)

Felpro – Engine Cylinder Head Bolt Set (Part No.ES 74031)

Felpro – Cylinder Head Gasket Set (Part No.HS 9644 PT-2)