1991 Cadillac Eldorado Engine Parts

Essential 1991 Cadillac Eldorado Engine Parts

Sealed Power – Engine Connecting Rod Bearing (Part No.3345P 30)

Engine Connecting Rod Bearing

from

$17.79
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
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Sealed Power – Engine Valve Lifter (Part No.HT-2148A)

Engine Valve Lifter

from

$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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Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-3045A)

Engine Connecting Rod Bearing Set

from

$54.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
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Felpro – Rear Main Seal Set (Part No.BS 13044-2)

Rear Main Seal Set

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$9.49
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:
  • 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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Sealed Power – Engine Gasket Set (Part No.260-1481)

Engine Gasket Set

from

$139.99
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:
  • Each 260 gasket set includes Fel-Pro gaskets (# 1 brand of gaskets)
  • Provides the exact gaskets the application requires.
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Imperial – Engine Oil Cooler (Part No.241046)

Engine Oil Cooler

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$259.99
Product Features:
  • Imperial Swirl-Cool« engine oil cooler kit
  • Size: 1-1/2″ x 6-1/2″ x 18″
  • Heavy-duty applications
  • Chevrolet V8 applications
  • Size: 1.5 in. x 6.5 in. x 18 in.
  • Heavy duty applications
  • Specifically designed for Chevrolet V8 applications with metal line kit for easier installation
  • Two-pass design for increased cooling
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Cardone – Engine Control Module (Part No.77-5500)

Engine Control Module

from

$169.99
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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GM Genuine Parts – Engine Cooling Fan Motor (Part No.15-8498)

Engine Cooling Fan Motor

from

$115.99
GM Genuine Parts Engine Cooling Fan Motor Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These engine cooling fan motor kits supply power to the engine cooling fan so that it can move air across the radiator and A/C condenser, helping to cool the system. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Necessary components for sending power to the engine cooling fan
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Felpro – Cylinder Head Gasket Set (Part No.HS 7893 PT-4)

Cylinder Head Gasket Set

from

$107.99
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:
  • Premium quality parts you can trust
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Contains all the parts needed to complete the repair unless otherwise noted
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Dorman – Pik-a-Nut – Steel Cup Expansion Plug 2-3/32 In., SC, Height 0.278 (Part No.362566.1)

Steel Cup Expansion Plug 2-3/32 In., SC, Height 0.278

from

$2.29
This engine camshaft 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 camshaft 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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Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4419M 30)

Engine Crankshaft Main Bearing Set

from

$251.99
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
See More

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 70393)

Engine Valve Stem Oil Seal Set

from

$18.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
  • QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
  • ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
  • INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
  • COVERAGE — Available for domestic and foreign nameplate vehicles
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Gates – Oil Filler Cap (Part No.A6140205471GAT)

Oil Filler Cap

from

$21.84
Oil Filler Cap

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS182)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$8.99
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
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Carquest – Air Charge Temperature Sensor Connector (Part No.28419A)

Air Charge Temperature Sensor Connector

from

$18.99
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:
  • 100% pure copper windings in primary and secondary bobbins improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Electronic ignition module profile and feedback signal ensures proper OE fit, form, and function
  • Thermoplastic housing withstands heat stress for enhanced durability
  • Internal core made from grain oriented electrical steel limits loss factor within magnetic circuit to reduce heat and ensure coil endurance
  • External core made from oriented silicon steel ensures durability and longevity
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Felpro – Engine Valve Cover Gasket Set (Part No.VS 50259 R)

Engine Valve Cover Gasket Set

from

$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:
  • 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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Cloyes Gear – Engine Timing Chain (Part No.C489)

Engine Timing Chain

from

$29.99
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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Felpro – Oil Pan Gasket Set: Cork-Rubber, With Gasket Sealant, 2 Piece Set (Part No.OS 30513 C)

Oil Pan Gasket Set: Cork-Rubber, With Gasket Sealant, 2 Piece Set

from

$20.29
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:
  • 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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Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S348T)

Engine Timing Camshaft Sprocket

from

$10.49
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation

Product Features:
  • 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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Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45006)

Engine Timing Cover Gasket Set

from

$19.29
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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Driveworks – Oil Pump Seal (Part No.S-222025)

Oil Pump Seal

from

$5.49
Product Features:
  • Brand may vary by location
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Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S349)

Engine Timing Crankshaft Sprocket

from

$7.49
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation

Product Features:
  • 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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Cardone – Body Control Computer (Part No.73-8190)

Body Control Computer

from

$413.99
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% computer tested to ensure reliability. CARDONE is committed to getting your vehicle back to peak peformance.

Product Features:
  • 100% re-soldering of critical components ensures superior electrical connections, prevents intermittent failures and extends product life.
  • All modules are 100% 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%.
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Dorman – Harmonic Balancer Assembly (Part No.594-195)

Harmonic Balancer Assembly

from

$63.99
This direct replacement harmonic balancer features a stress-resistant rubber bond to properly absorb engine vibration. Stringent standards help ensure excellent tensile and impact strength for greater durability.

Product Features:
  • Ideal replacement – this harmonic balancer assembly exactly matches the fit and function of the original harmonic balancer for a direct replacement
  • Durable construction – stringent specifications and careful construction help ensure longevity
  • Thoroughly tested – this harmonic balancer has undergone dimensional verification, material validation and functional testing
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.7893 PT-1)

Cylinder Head Gasket: Composite, Without Head Bolts

from

$28.49
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:
  • Validated for fit, form, and function
  • Accommodates high cylinder pressures and cylinder head movement associated with performance engines
  • Accommodates high cylinder pressures and cylinder head movement associated with performance engines
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Dorman – Help – Fuel Injector O-Ring Assortment (Part No.90101)

Fuel Injector O-Ring Assortment

from

$16.99
The components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles. They are engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged.

Product Features:
  • Direct replacements – the components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles
  • Ideal solution – engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Melling – Stock Replacement Oil Pump Screen (Part No.20-IS2)

Stock Replacement Oil Pump Screen

from

$28.99
A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine ware, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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National – Multi Purpose Seal (Part No.710263)

Multi Purpose Seal

from

$13.99
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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1991 Cadillac Eldorado Engine Parts

You count on your 1991 Cadillac Eldorado to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 42 Engine Parts ranging in price from $2.29 to $324.99, you’re sure to find everything you need for your 1991 Cadillac Eldorado.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 17 different brands like Felpro, Sealed Power, and Carquest. 1991 Cadillac Eldorado Engine Parts start as low as $2.29!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 127 extensive product reviews on 1991 Cadillac Eldorado Engine Parts. Some of the top-rated Engine Parts products we carry are Econo-Kool® Engine Oil Cooler with 4.7 stars and Ultra-Cool Engine Oil Cooler Kit with 5.0 stars.

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

Top-Rated Engine Parts Brands For Your 1991 Cadillac Eldorado

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

Popular Cardone Engine Parts

You’ll find popular Cardone brand products across Engine Control Modules (ECM). All are waiting to get your 1991 Cadillac Eldorado back on the road. Some of the top-rated Cardone products in these categories are:
Power Supply Module
from $105.99
(1)
Power Supply Module
Body Control Computers

Top-Rated Engine Parts


If are what you’re looking for, our inventory holds plenty. We stock brand Engine Parts for your 1991 Cadillac Eldorado, and some of our most reviewed parts include:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
O-Rings

FAQs for 1991 Cadillac Eldorado Engine Parts

What are the most purchased Engine Parts for the 1991 Cadillac Eldorado?

Out of 42 Engine Parts for the 1991 Cadillac Eldorado, the most popular in our inventory are:
Engine Valve Lifter
from $24.79
This product is not rated
Engine Valve Lifter
Engine Valve Lifters
Air Charge Temperature Sensor Connector
from $18.99
(7)
Air Charge Temperature Sensor Connector
Camshaft Position Sensor Connectors
Fuel Injector O-Ring Assortment
from $16.99
(5)
Fuel Injector O-Ring Assortment
O-Rings

What are the top-rated 1991 Cadillac Eldorado Engine Parts?

Top-rated Engine Parts for your 1991 Cadillac Eldorado based on customer reviews/ratings are:
Econo-Kool® Engine Oil Cooler
from $141.99
(3)
Econo-Kool® Engine Oil Cooler
“Good price perfect fit had all the parts I needed good quality”
Ultra-Cool Engine Oil Cooler Kit
from $167.99
(1)
Ultra-Cool Engine Oil Cooler Kit
“Purchased for a 2005 Yukon XL Denali. Exceeded expectations for an aftermarket product”
Air Charge Temperature Sensor Connector
from $35.99
(1)
Air Charge Temperature Sensor Connector
“OEM wire had corroded. New pigtail was of better quality and long enough to replace all of the corroded wire. Should have come with splice connections”