1991 Cadillac Fleetwood Engine Parts

Name: Engine Crankshaft Main Bearing Set
Brand: Sealed Power
SKU: 4906MA 10
Price: 134.99 USD

Below you will find various in-demand Cadillac Engine Parts, components and accessories for your 1991 Fleetwood. Advance Auto Parts has popular Fleetwood parts like Engine Mounts, Engine Internals, Camshafts and more. You’ll also find aftermarket and OEM Engine Parts for other Fleetwood model years including 1987, 1988, 1989, 1990, 1992, 1993, 1994, 1995, 1996 and more. Select a category of 1991 Cadillac Fleetwood Engine Parts below and start saving instantly.

Popular 1991 Cadillac Fleetwood Engine Parts Categories

Engine Valve Lifters

OE Engine Oil Coolers

Timing Cam Gears

Engine Mounts

Valve Cover Plugs

Body Control Computers

Timing Sets

Oil Caps

Camshaft Position Sensor Connectors

Engine Oil Pump Pickup Tube and Screens

Oversized Main Bearings

Timing Chains

Standard Individual Rod Bearings

Essential Engine Parts for 1991 Cadillac Fleetwoods

from

$134.99

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
Reduces dramatically or eliminates bearing wear
Exacting tolerances
Meets or exceeds OEM specifications
Made with silicon to provide greater surface hardness

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$19.99

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

from

$17.79

A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:

Manufactured from high quality materials for consistent durable wear
Precision engineered for optimum fit and function
Designed for long-life and worry-free performance
Meets or exceeds original equipment specifications

from

$1079.99

Product Features:

Numerous machined surfaces to provide a precision fit to mating parts
Size of intake valve is 2.02 in. and exhaust valve is 1.60 in.
Features 195cc intake ports and 65cc exhaust ports
Flat Tappet Camshaft Type
Standard intake and exhaust port location

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$313.99

Edelbrock part #97384 high performance hydraulic roller lifters for 1987 and later small-block Chevys are the perfect match for Edelbrock Rollin’ Thunder hydraulic roller cams. The Edelbrock Part #97384 are a drop-in replacement for 1987 and later blocks

Product Features:

For Small Block Chevy (1987-Later)
Without Tie Bar
.75 To 1 Turn Of Preload Is Recommended
Set of 16
Made In The USA

from

$123.99

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 percent 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 percent.

from

$122.99

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:

Imperial Econo-Kool« engine oil cooler kit
Imperial Econo-Kool® engine oil cooler kit
Lightweight construction with high-efficiency turbulators
Light-duty applications
All except Chevrolet V8 applications
Size: 3/4 in. x 7-1/2 in. x 12-1/2 in.

from

$19.99

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

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.

Product Features:

Formulated for prelubrication cam lobes, lifters & engine bearings
Increases load carrying capacity
Holds fast to surfaces
Exacting tolerances
Meets or exceeds OEM specifications
4.0 oz. Squeeze Container

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$10.29

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

from

$32.99

ENGINE TIMING CHAIN

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$115.99

Billet Crankshaft Sprocket Has Three Keyways for +/- 4 Degrees Adjustability. Both Sprockets are Heat Treated for Durability. Heavy Duty Half Inch Pitch Single Roller 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.

from

$2.99

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:

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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$38.49

A new Melling high performance 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 high performance oil pump pick-up tube/screen be a part of every oil pump installation when a higher quality oil pump screen is required. Melling high performance oil pump pick-up tubes/screens are manufactured with stronger welds and in some cases designed with additional reinforced mountings, include mounting bolts and are supplied with protective coatings.

Product Features:

Manufactured from high quality durable materials for long wear
Precision engineered for maximum fit and function
Designed for long-life and worry-free performance
Phosphate coated for rust protection
Includes screen mounting gasket

from

$9.29

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:

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

from

$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 68-96; CADI 76-96; CHEV 72-05; GMC 73-99; OLDS 73-92; PONT 73-92;. 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: 1968-2005
Weight approx: 3 Lbs
PRODUCT: MADE IN THE USA
DESIGN: CLAMSHELL
PART GROUP: 2292, 2292

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$132.99

CARDONE Remanufactured Body 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 percent computer tested to ensure reliability. CARDONE is committed to getting your vehicle back to peak performance.

Product Features:

100 percent re-soldering of critical components ensures superior electrical connections, prevents intermittent failures and extends product life.
All modules are 100 percent tested with automated computerized test equipment to ensure functionality and reliability.
Each unit comes loaded with the latest O.E. software calibration available, where applicable.
On-car validation routines ensure that modules meet all form, fit, durability and performance requirements.
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 percent.

from

$109.99

100 percent re-soldering of critical components ensures superior electrical connections, prevents intermittent failures and extends product life.
All modules are 100 percent tested with automated computerized test equipment to ensure functionality and reliability.
Each unit comes loaded with the latest O.E. software calibration available, where applicable.
On-car validation routines ensure that modules meet all form, fit, durability and performance requirements.
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 percent.

from

$45.99

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:

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

from

$15.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

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$13.99

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.

Product Features:

Provides proper seal to ensure leak prevention
Stops engine blow by
High quality construction
Meets all OEM specifications

from

$7.79

Provides proper seal to ensure leak prevention
Stops engine blow by
High quality construction
Meets all OEM specifications

from

$20.99

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
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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$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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$22.49

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

from

$48.99

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

from

$39.99

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

from

$44.99

Manufactured from high quality durable materials for long wear
Precision engineered for maximum fit and function
Designed for long-life and worry-free performance
Includes additional support mounting bracket for high performance applications
Phosphate coated for rust protection
Includes screen mounting gasket and hex head wrench
Exceeds original equipment specifications

Upgrade your 1991 Cadillac Fleetwood with Top-Quality Engine Parts

When it comes to maintaining or upgrading your 1991 Cadillac Fleetwood, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Cadillac or enhancing its overall performance, Engine Parts are key to keeping your Fleetwood functioning at its best. At Advance Auto Parts, we offer a wide selection of 28 Engine Parts for the 1991 Cadillac Fleetwood, designed to meet your needs without breaking the bank. From Engine Mount replacements to Engine Internals 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 Cadillac Fleetwood at great prices. Our Engine Parts inventory for this model ranges from just $2.99 to $324.99, with an average price of $62.12. Our 28 Engine Parts in stock come from 11 trusted brands, so you’re sure to find the right part for your 1991 Cadillac Fleetwood 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 Cadillac Fleetwood, we stock popular OEM and aftermarket Engine Parts from top names like Carquest Premium, Imperial, Anchor, and more. Carquest Premium Engine Parts start at just $13.99 and boast an impressive 4.4 stars average rating from customers. Imperial and Anchor also bring quality to the table, with Engine Parts available starting at $23.49, and at an average 4.1 stars rating. With 101 customer reviews and counting, our 1991 Cadillac Fleetwood 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 Cadillac Fleetwood is always ready to roll. We’re committed to providing you with everything you need to keep your Fleetwood in top shape, all in one place. Start shopping confidently below for your 1991 Cadillac Fleetwood!

Best-Selling Engine Mounts for 1991 Cadillac Fleetwoods

Enhance the driving experience in your Cadillac with 2 quality Engine Mount components, starting at $23.49.

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from

$23.49

The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to Applicable to BUIC 85-91; CADI 85-87; OLDS 85-91; PONT 87-91;. Please verify your application.

Product Features:

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

from

$27.49

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 CADI 88-93;. 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: 1988-1993
Weight approx: 5 Lbs
HYDRAULIC

Top Picks for 1991 Cadillac Fleetwood Camshafts

Upgrade Cadillac Fleetwoods with top-quality Camshafts parts, including 1 OEM and aftermarket selections for your 1991 model.

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from

$20.99

Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
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

In-Demand Engine Timing Parts for 1991 Cadillac Fleetwoods

Select from 5 premium Engine Timing Parts parts for your 1991 Cadillac Fleetwood, with prices ranging from $8.49 to $48.99.

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from

$45.99

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

from

$48.99

Sprockets Are Made From High Alloy Steel, and Heat-Treated For Durability. Chain Is Pre-Stressed and Heat-Treated For Longevity. SET INCLUDES: C503 Engine Timing Chain (1 EA), S706T Engine Timing Camshaft Sprocket (1 EA), S533 Engine Timing Crankshaft Sprocket (1 EA).

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

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$30.99

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

from

$22.99

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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$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

Most Sold 1991 Cadillac Fleetwood Valve Cover and Cylinder Heads

Explore our best-selling Cadillac parts for the 1991 Fleetwood among 5 OEM and aftermarket options starting from $13.99.

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from

$22.49

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

from

$14.49

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:

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

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:

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

from

$324.99

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:

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

from

$13.99

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

Top-Rated Engine Parts Brands For Your 1991 Cadillac Fleetwood

Shop for the best-rated brands offering Engine Parts and other products for your 1991 Cadillac Fleetwoods. Below you’ll find some of our best rated Engine Parts from Carquest Premium, Imperial, and Anchor, and more. Engine Parts from these brands that fit a 1991 Fleetwood start at just $13.99 and are rated as high as 4.4 stars. OEM and aftermarket Engine Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular Carquest Premium 1991 Cadillac Fleetwood Engine Parts

When it comes to maintaining or upgrading your 1991 Cadillac Fleetwood, using quality Engine Parts is essential to ensure durability and a perfect fit. Carquest Premium ticks all of those boxes. We offer a wide selection of Carquest Premium Engine Parts, specifically designed for the 1991 Cadillac Fleetwood. With over 1 Carquest Premium brand Engine Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $13.99. Plus, with over 1 customer reviews and an average rating of 4.4 stars, you can trust that our Carquest Premium 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 $13.99

(1)

Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

“Speed Perks Rewards and the smartphone APP save me time and money!”

Popular Imperial 1991 Cadillac Fleetwood Engine Parts

Imperial auto parts is one of the highest quality Engine Part brands in the market. Any 1991 Cadillac Fleetwood owner should feel confident when installing genuine Imperial parts in their vehicle. To ensure the best fit and performance for your 1991 Fleetwood, Advance Auto Parts carries a full inventory of 2 Imperial Engine Parts. Plus you will be keeping your Cadillac in peak condition while saving money because prices on these Imperial Engine Parts range from $122.99 to $191.99, plus, with more than 4 customer reviews and an impressive 4.1 stars average rating, you can be confident the Fram Engine Parts below will deliver on both quality and value.

from $122.99

(3)

Econo-Kool® Engine Oil Cooler

“Good price perfect fit had all the parts I needed good quality”

from $191.99

(1)

Ultra-Cool Engine Oil Cooler Kit

“Purchased for a 2005 Yukon XL Denali. Exceeded expectations for an aftermarket product”

FAQs for 1991 Cadillac Fleetwood Engine Parts

Which Engine Parts are best-sellers for 1991 Cadillac Fleetwoods?

Out of 28 Engine Parts that fit 1991 Cadillac Fleetwoods, the following parts are the top sellers:

Engine Valve Lifter (12486346) – $24.99
Engine Valve Cover Grommet Set (19780586) – $22.49
Fuel Injector O-Ring Assortment (17191160) – $17.99

What’s the price range for 1991 Cadillac Fleetwood Engine Parts?

Engine Part prices for the 1991 Cadillac Fleetwood start at $2.99 and go up to $324.99 for the most premium parts.

What’s the average price of a Engine Part for a 1991 Cadillac Fleetwood?

The average price for Engine Parts for the 1991 Cadillac Fleetwood is $62.12. 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 Cadillac Fleetwood model years?

Yes, we currently carry Engine Parts for 30 model years of Cadillac Fleetwoods between 1965 and 1996. Engine Parts are bought most frequently for the following model years: 1996, 1995, 1994, 1993, 1992, 1990, 1989, 1988, and 1987.

What are the cheapest Engine Parts for my 1991 Cadillac Fleetwood?

The cheapest 1991 Cadillac Fleetwood Engine Parts we carry in stock are:

Steel Cup Expansion Plug 2-9/64 In. SC, Height 0.350 (sold by each) (22140585) – $2.99
Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (5020036) – $5.79
Engine Connecting Rod Bearing (3705277) – $8.49
Engine Timing Crankshaft Sprocket (12154846) – $8.49
Stock Replacement Type Oil Pump Intermediate Shaft (22680007) – $8.99

What are the top-rated Engine Parts that fit the 1991 Cadillac Fleetwood?

Out of 101 reviews by customers, our 1991 Cadillac Fleetwood Engine Parts have an average customer rating of . These are some of the highest-rated Engine Part types for the 1991 Cadillac Fleetwood and their top-rated products:

Valve Cover and Cylinder Heads
- Engine Valve Cover Grommet Set (19780586) – $22.49
- Engine Valve Lifter (5681081) – $14.49

What types of Engine Parts do you sell for my 1991 Cadillac Fleetwood?

As of 11/2/25, these are some of the most in-demand types of Engine Parts for a 1991 Cadillac Fleetwood:

Can I get help with 1991 Cadillac Fleetwood Engine Part orders?

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

What is your return policy for Cadillac Fleetwood Engine Parts?

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

1991 Cadillac Fleetwood Engine Parts

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4906MA 10)

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S797)

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-22F)

Edelbrock – RPM Small-Block Chevy Angled Spark Plug 64cc, Flat Tappet Springs (Part No.60999)

Edelbrock – Hydraulic Roller Lifter Kit for 1987 and Later Big-Block Chevys (Part No.97384)

Cardone – Remanufactured Engine Control Computer (Part No.77-4760)

Imperial – Econo-Kool® Engine Oil Cooler (Part No.240459)

Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S732T)

Sealed Power – Engine Assembly Lubricant (Part No.55-400)

Sealed Power – Engine Connecting Rod Bearing (Part No.3045A)

INA US – ENGINE TIMING CHAIN (Part No.ZC-C499)

Cloyes Performance – Engine Timing Set (Part No.9-1139)

Dorman – Steel Cup Expansion Plug 1-1/2 In., Height 0.220 (sold by each) (Part No.555-077)

Melling Select Performance – High Performance Replacement Bolt On Oil Pump Screen (Part No.12557)

Felpro – Fuel Injector O-Ring Kit (Part No.ES 72099)

Anchor – Engine Mount: Front Left, Front Right, 1 Piece (Part No.2292)

Cardone – Remanufactured Body Control Computer (Part No.73-8784)

Cardone – Remanufactured Body Control Computer (Part No.73-6464)

National – Shaft Repair Sleeve (Part No.99174)

MAHLE Original – Engine Timing Cover Seal (Part No.65022)

Carquest Premium – Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10114)

Carquest Premium – Oil Filler Cap (Part No.10097)

Carquest Premium – Multi-Use Connector (Part No.ABA3459)

GM Genuine Parts – Black Multi-Purpose Pigtail (Part No.PT2782)

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

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

Melling – Stock Replacement Oil Pump Screen (Part No.58-FS1)

Melling Select Performance – High Performance Replacement Bolt On Oil Pump Screen (Part No.12564)

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

Anchor – Engine Mount: Front Right, 1 Piece (Part No.2554)

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.7256MA)

Sealed Power – Engine Connecting Rod Bearing (Part No.3870RA)

Carquest Premium – Multi-Use Connector (Part No.ABA3459)

National – Shaft Repair Sleeve (Part No.99174)

Cloyes Gear – Engine Timing Set (Part No.C-3087)

Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S706T)

Cloyes Gear – Engine Timing Chain (Part No.C503)

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S533)

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

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

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

Spartan – Engine Cylinder Head; Cadllc 4.5 90-95 Cyl Head (Part No.2K19)

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