1981 Cadillac Fleetwood Performance Engines

Essential 1981 Cadillac Fleetwood Performance Engines

FEL-PRO Performance – Cylinder Head Gasket: Steel Core Composite, Without Head Bolts (Part No.1010)

Cylinder Head Gasket: Steel Core Composite, Without Head Bolts

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$39.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • PROPRIETARY COATING – Nonstick anti-friction coating seals small surface imperfections
  • NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
  • SUPERIOR SEAL – Precise embossed Printoseal sealing beads at all vital areas to eliminate leak paths
  • STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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FEL-PRO Performance – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.1000)

Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts

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$59.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Fel-Pro Performance head gaskets accommodate the high cylinder pressures and cylinder head movement associated with performance engines.
  • Inserted within a stainless steel armor surrounding each cylinder, wire ring design provides highly concentrated sealing around the combustion chamber.
  • Raises combustion sealing force to roughly three times that of standard head gaskets.
  • Steel wire rings for the greatest combustion seal strength.
  • Not intended for use in emission controlled vehicles.
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FEL-PRO Performance – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.1003)

Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts

from

$39.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • PROPRIETARY COATING – Nonstick anti-friction coating seals small surface imperfections
  • NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
  • SUPERIOR SEAL – Precise embossed Printoseal sealing beads at all vital areas to eliminate leak paths
  • STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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FEL-PRO Performance – Lower Intake Manifold Gasket Set: Includes Sealer, 3 Piece Set (Part No.1284)

Lower Intake Manifold Gasket Set: Includes Sealer, 3 Piece Set

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$36.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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FEL-PRO Performance – Lower Intake Manifold Gasket Set: 3 Piece Set (Part No.1200)

Lower Intake Manifold Gasket Set: 3 Piece Set

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$31.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1603)

Engine Valve Cover Gasket Set

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$23.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Blue Stripe performance cork-rubber gaskets use cork particles evenly distributed throughout a rubber binder resulting in a compressible gasket without leak paths.
  • Not intended for use in emission controlled vehicles.
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FEL-PRO Performance – PERFORMANCE VALVE COVER GASKET SET (Part No.1602)

PERFORMANCE VALVE COVER GASKET SET

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$23.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Die cut silicone rubber gaskets conform to out-of-flat covers
  • Great for on-again/off-again situations
  • Not intended for use in emission controlled vehicles.
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FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1600)

Engine Valve Cover Gasket Set

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$25.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Blue Stripe performance cork-rubber gaskets use cork particles evenly distributed throughout a rubber binder resulting in a compressible gasket without leak paths.
  • Not intended for use in emission controlled vehicles.
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FEL-PRO Performance – Engine Crankshaft Seal Kit (Part No.2919)

Engine Crankshaft Seal Kit

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$37.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Fluoroelastomer compound combines optimum resistance to heat, oils and abrasion for longivity.
  • Optimizes performance under high crankcase vacuum conditions, elevated temperatures and high RPM levels.
  • Not intended for use in emission controlled vehicles.
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Mr. Gasket – Rear Main Seal Gasket (Part No.29)

Rear Main Seal Gasket

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$35.99
Made from silicone to withstand extreme engine oil temperatures and injection molded for a precise fit.

Product Features:
  • Made from silicone
  • Withstands extreme engine oil temps
  • Injection molded for a precise fit
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FEL-PRO Performance – Engine Crankshaft Seal Kit (Part No.2903)

Engine Crankshaft Seal Kit

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$15.29
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1886)

PERFORMANCE OIL PAN GASKET SET

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$63.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Rigid core, molded silicone rubber gaskets utilize the one-piece molded rubber technology for a perfect fit, ease of installation and include compression limiters to prevent overtightening.
  • Not intended for use in emission controlled vehicles.
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FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1800)

PERFORMANCE OIL PAN GASKET SET

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$18.29
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Felcoid/Plus gaskets have a fiber sheet core and a latex rubber coating to eliminate potential leakage paths. The core material resists crushing and splitting, while providing excellent blowout resistance.
  • With steel core to provide ultimate excellent blowout resistance.
  • Not intended for use in emission controlled vehicles.
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B & M – Torque Converter, Nitrous Holeshot 3000 (Part No.20481)

Torque Converter, Nitrous Holeshot 3000

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$696.99
Nitrous Holeshot Converters are Built with the same features as the other B&M Holeshots, with the addition of anti-balloon plates. The anti-balloon plates will allow these converters to stand up to the instant horsepower nitrous delivers.

Product Features:
  • 2800-3200 RPM
  • Small And Big Blocks
  • Serious Performance
  • Furnace Brazed
  • Fully Balanced
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B & M – Torque Converter, Holeshot 3000 (Part No.70421)

Torque Converter, Holeshot 3000

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$717.99
The Holeshot Converter is a very good choice for the typical street machine that is looking for better launch capability and more strength. With a furnace brazed turbine, New turbine hub and dual pattern drive lugs on some GM Holeshots.

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
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B & M – Traveler Converter (Part No.30423)

Traveler Converter

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$375.99
Torque Converter – Traveler Converter (SUV and Light Truck) for GM 1968 to 1981 TH350, TH375B APPLICATION: GM 1968 to 1981 TH350, TH375B (6) (will not fit TH-350C) Provides slightly higher stall speed than stock to improve pulling power at low speeds. New

Product Features:
  • Ideal For Motor Homes
  • Ideal For Towing Applications
  • Precision Pump Drive Tube
  • Heavy Duty Needle Bearings
  • Furnace Brazed
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B & M – Holeshot 3600 (Part No.20425)

Holeshot 3600

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$796.99
HoleShot 3600 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: HoleShot 3600 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) A higher than stock stall speed as delivered by the Holeshot converter will provide several advantages and benefits in vehicles with modified engines. Many modifications, particularly big cams, tend to reduce low end power and torque. The high stall converter allows the engine to launch the car at higher rpm where more torque is available. The Holeshot is generally a very good choice for the typical street machine that is looking for better launch capability and more strength. Street rods with modified engines will also benefit from a Holeshot converter. If your vehicle is equipped with a plate type nitrous system, you will need a Nitrous Holeshot!! Stall speed listings are based on engines producing 230lb. ft. of torque at 2,500 rpm. More torque at 2,500 rpm will give you more stall speed, less torque at 2,500 rpm will give you less stall speed than the stall speed ratings indicated. Furnace brazed impeller. New precision steel alloy pump drive tube. New heavy duty needle bearing between stator and impeller (not a thrust washer). Needle bearing between stator and turbine. Furnace brazed turbine. Dual pattern drive lugs on some GM Holeshots. New turbine hub. New springs and rollers in stator.

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
  • Dual Pattern Drive Lugs
  • New Turbine Hub
  • New Springs/Rollers In Stator
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B & M – Holeshot 2400 (Part No.70441)

Holeshot 2400

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$689.99
Holeshot 2400 for GM 1998 to 2002 4L60E Camaro and Firebird with an LS1 engine Application: GM 1998 to 2002 4L60E Camaro and Firebird with LS1 A higher than stock stall speed as delivered by the Holeshot converter will provide several advantages and benef

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
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Edelbrock – Performer Intake Manifold for 1987-95 Small Block Chevy, Satin Finish (Part No.2104)

Performer Intake Manifold for 1987-95 Small Block Chevy, Satin Finish

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$329.99


Product Features:
  • For Idle to 5500 RPM Street-Driven Performance
  • Dual-Plane Low-Rise Intake w/180 Deg Firing Order
  • Patented Runner Design Ensures Broad Torque Curve
  • Excellent Throttle Response and Mid-Range Power
  • 50-State Street Legal if Correct Carburetor Used
  • Accepts Late-Model Choke; Waterneck; and HEI
  • Accepts A/C And Alternator
  • Accepts Exhaust Heated Chokes
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Mr. Gasket – Intake Manifold Bolts (Part No.6091)

Intake Manifold Bolts

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$29.99
Choose from grade 5 hex or socket head intake bolts or grade 8 bolts with twelve point smaller-than-standard head and flange, ideal for where space is minimal. Bolts and washers are bright zinc plated for protection and appearance.

Product Features:
  • Grade 8 Material
  • Extra Thick Flat Washers
  • Ideal For Minimal Space
  • 12-pt Head And Flange
  • Zinc Plated For Protection
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Mr. Gasket – Intake Bolt Kit (Part No.5003)

Intake Bolt Kit

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$67.99
Finish your custom engine job with these show quality grade 5 chromed bolts, includes AN washers which have no exposed shoulder for a professional appearance.

Product Features:
  • Intake bolt kit
  • Chrome plated
  • Includes an type washers
  • Ideal for street rods/machines
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Edelbrock – Performer Intake Manifold for 1987-95 Small-Block Chevy, Polished Finish (Part No.21041)

Performer Intake Manifold for 1987-95 Small-Block Chevy, Polished Finish

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$627.99
Product Features:
  • For Idle to 5500 RPM Street-Driven Performance
  • Dual-Plane Low-Rise Intake w/180 Deg Firing Order
  • Patented Runner Design Ensures Broad Torque Curve
  • Excellent Throttle Response and Mid-Range Power
  • 50-State Street Legal if Correct Carburetor Used
  • Accepts Late-Model Choke; Waterneck; and HEI
  • Accepts A/C And Alternator
  • Accepts Exhaust Heated Chokes
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Edelbrock – Performer Buick 3.8L, 4.1L V6 Intake Manifold (Part No.5486)

Performer Buick 3.8L, 4.1L V6 Intake Manifold

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$381.99


Product Features:
  • For Idle to 5500 RPM Street-Driven Performance
  • Dual-Plane Low-Rise Intake w/180 deg. Firing Order
  • Patented Runner Design Ensures Broad Torque Curve
  • Excellent Throttle Response and Mid-Range Power
  • Not for C-3 and C-4 Electronic Fuel Mngmt Systems
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Spectre – Water Neck; Olds (Part No.4733)

Water Neck; Olds

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$26.99
Spectre’s Oldsmobile V8 water neck fits Oldsmobile 330, 350, 425 and 455 engines. This water neck has been designed around the OEM specifications and has a chrome plated finish for a lasting look that fits great. This water neck has an additional by-pass hose connection and includes the bolts.

Product Features:
  • Fits Oldsmobile 330, 350, 425 and 455 engines
  • Chrome plated
  • Bolts included
  • Designed for OEM fit
  • Easy to install
  • O-ring/gasket not included
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1981 Cadillac Fleetwood Performance Engines

Maybe you’re in the middle of a full rebuild of that 1981 Cadillac Fleetwood. Maybe you just need a couple of Performance Engines. Either way, Advance Auto Parts has 12 different Performance Engines in our inventory ranging from $15.29 to $796.99. That means you can find the exact parts or products you need to keep that 1981 Cadillac Fleetwood running smoothly.

Performance Engines are only as good as their brand. We stock 4 different brands to make sure you have plenty of trusted parts to choose from for your 1981 Cadillac Fleetwood. FEL-PRO Performance, Spectre, and B & M are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Performance Engines for your 1981 Cadillac Fleetwood, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Performance Engines to keep your 1981 Cadillac Fleetwood rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Performance Engines Brands To Make Your 1981 Cadillac Fleetwood Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1981 Cadillac Fleetwood demands trusted brand parts and products to keep it running. Many trusted brands of Performance Engines make up Advance Auto Parts’ inventory, and all are ready to help make your Fleetwood the best it can be. Be sure to browse some of our top Performance Engines brands and parts.

Popular FEL-PRO Performance Performance Engines

We carry FEL-PRO Performance parts in our stock across Performance Engine Oil Pan Gaskets categories, plus more. For a 1981 Cadillac Fleetwood, our most popular FEL-PRO Performance Performance Engines include:
PERFORMANCE OIL PAN GASKET SET
from $18.29
(3)
PERFORMANCE OIL PAN GASKET SET
Performance Engine Oil Pan Gaskets

FAQs for 1981 Cadillac Fleetwood Performance Engines

What are the most purchased Performance Engines for the 1981 Cadillac Fleetwood?

Out of 12 Performance Engines for the 1981 Cadillac Fleetwood, the most popular in our inventory are:
Water Neck; Olds
from $26.99
This product is not rated
Water Neck; Olds
Performance Water Outlets
Engine Crankshaft Seal Kit
from $15.29
This product is not rated
Engine Crankshaft Seal Kit
Performance Engine Main Bearing Gasket Sets
Tork Master 2000
from $266.99
This product is not rated
Tork Master 2000
Performance Torque Converters