1966 Oldsmobile Cutlass Performance Engines

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Keep Your 1966 Oldsmobile Cutlass in Top Shape with Quality Performance Engines

Whether you’re repairing or upgrading your Performance Engine, using high-quality parts is key to keeping your 1966 Oldsmobile Cutlass looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Intake Manifolds, Performance Engine Intake Manifold Gaskets, and Performance Engine Oil Pan Gaskets. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Performance Engines from Trusted Brands

Looking for a reliable Performance Engine? We’ve got you covered with options from brands you know and trust like Competition Cams. For example, Competition Cams Performance Engines start at just $898.99 with an average 4.1 star rating. With over 28 reviews and a solid 4 star average, you can shop with confidence knowing other Oldsmobile Cutlass owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1966 Oldsmobile Cutlass Performance Engine at Advance Auto Parts is around $404.63, with a range that starts at $14.99 and goes up to $1,201.99. With 40 options in stock from 5 trusted brands, finding the right fit is easy. Popular picks like High Performance Thermostat, Water Neck; Olds, and Intake Gasket start at just $26.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Performance Engine, don’t forget to check out other key components like Performance Air Filters and Performance Fuel Systems. At Advance Auto Parts, we’re here to help you keep your 1966 Oldsmobile Cutlass in peak condition, inside and out.

Essential 1966 Oldsmobile Cutlass Performance Engines

FEL-PRO Performance – Lower Intake Manifold Gasket Set: 4 Piece Set (Part No.1356)

Lower Intake Manifold Gasket Set: 4 Piece Set

from

$44.99
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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Mr. Gasket – Intake Gasket (Part No.116)

Intake Gasket

from

$47.49
Mr. Gasket Performance Intake Gaskets are manufactured from cellulose/nitrile composition gasket material. They provide excellent sealing and durability. Can be trimmed if necessary for modified port applications. For original equipment replacement, high performance street, drag race and oval track.

Product Features:
  • Manufactured from cellulose/nitrile composition gasket material.
  • Provides excellent sealing and durability.
  • Can be trimmed if necessary for modified port applications.
  • Complete with manifold end seals and distributor gasket.
  • For OE replacement, high performance street, drag race and oval track use.
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Competition Cams – Mutha’ Thumpr 235/249 Hydraulic Flat Cam (Part No.12-601-4)

Mutha' Thumpr 235/249 Hydraulic Flat Cam

from

$350.99
HYDRAULIC – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.

Product Features:
  • HYDRAULIC – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
  • 287/305 Advertised Duration, 235/249 Duration @ .050″, .489″/.476″ Lift, 107 Lobe Separation
  • Valve spring upgrade required
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Competition Cams – Xtreme Energy 230/236 Hydraulic Flat Cam (Part No.12-246-3)

Xtreme Energy 230/236 Hydraulic Flat Cam

from

$258.99
HYDRAULIC – Xtreme Energy: Very strong mid-range torque and throttle response, 2200+ stall.

Product Features:
  • HYDRAULIC – Xtreme Energy: Very strong mid-range torque and throttle response, 2200+ stall.
  • 274/286 Advertised Duration, 230/236 Duration @ .050″, .490″/.490″ Lift, 110 Lobe Separation
  • Valve spring upgrade required
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Mr. Gasket – Advance And Retard Cam Bushings (Part No.85)

Advance And Retard Cam Bushings

from

$49.99
With Mr. Gasket cam degree bushings you fine tune the camshaft timing of your engine to as little as 1 degree. Even aftermarket timing sets with multiple keyways can’t give the range of adjustment these bushings allow. Retard your camshaft to lower the powerband for more low end torque and midrange horsepower, or advance for more top end power. This kit does even number adjustment 0-8 degrees.

Product Features:
  • Advance the cam for increased torque and horsepower
  • Tune your powerband for more end torque or increase top end horsepower
  • Includes (4) offset bushings and (1) 0 degree bushing
  • Cam sprocket dowel pin hole must be drilled to .406¿ (13/32¿) dia.
  • Cam sprocket dowel pin hole must be drilled to .406┐ (13/32┐) dia.
  • Increase Top-End Horsepower
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Competition Cams – High Energy Timing Set (Part No.3200)

High Energy Timing Set

from

$66.99
COMP Cams High Energy Timing Chain Sets include precision cast iron camshaft and crank gear sprockets and premium quality link belt type timing chain. These sets exceed all original equipment timing chain specifications and are ideal for stock replacement and mild performance applications.

Product Features:
  • Exceeds all original equipment timing chain specifications
  • Premium quality link belt type chain for exceptional durability; chain also available separately
  • Precision cast iron camshaft and crank gear sprockets
  • Ideal for stock replacement and mild performance applications
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FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1624)

Engine Valve Cover Gasket Set

from

$24.49
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 Valve Cover Gasket Set (Part No.1640)

Engine Valve Cover Gasket Set

from

$22.99
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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Edelbrock – Performer RPM AIR-Gap Small Block Chevy Black Intake Manifold (Part No.75013)

Performer RPM AIR-Gap Small Block Chevy Black Intake Manifold

from

$552.99
Edelbrock part #75013 RPM Air-Gap RPM intake manifold is designed for 1955-86 262-400 c.i.d. Chevrolet V8’s. The award-winning RPM Air-Gap intake manifold incorporates the same race-winning technology that’s used on our Victor Series competition intakes.

Product Features:
  • 1500-6500 RPM Range
  • Dual Plane Type-4150 Style Flange
  • 4.2 in. Front Height, 4.72 in. Center Height, 5.25 in. Rear Height
  • Black Powder Coated Finish
  • Non-EGR
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Edelbrock – Performer RPM AIR-Gap Small Block Chevy Polished Intake Manifold (Part No.75011)

Performer RPM AIR-Gap Small Block Chevy Polished Intake Manifold

from

$749.99
Based on performer RPM-series with unique air gap. Air gap cooler and denser mixture for more power. Designed for 1500 to 6500 RPM. Dual-plane high-rise intake. For square bore carburetors only. For street and high performance use. Available in cast, polished or endurashine finish.

Product Features:
  • Polished Version Of Edelbrock PN[7501]
  • Polish is Hand-Buffed for Brilliant Shine
  • Based on Performer RPM-Series with Unique Air Gap
  • Air Gap Cooler and Denser Mixture for More Power
  • Designed for 1500 to 6500 RPM Street-Driven Power
  • Produces Incredible Top-End Horsepower
  • Retains Good Throttle Response and Acceleration
  • Larger Plenum and Runners Maximizes Other Upgrades
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FEL-PRO Performance – Oil Pan Gasket Set: High-Temperature Rubber-Coated Fiber, 5 Piece Set (Part No.1803)

Oil Pan Gasket Set: High-Temperature Rubber-Coated Fiber, 5 Piece Set

from

$26.99
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.
See More

FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1814)

PERFORMANCE OIL PAN GASKET SET

from

$30.49
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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Mr. Gasket – High Performance Thermostat (Part No.4365)

High Performance Thermostat

from

$32.49
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 195 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
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Competition Cams – High Energy Hydraulic Flat Lifter Chevrolet SBC, BBC, and 194-292/200-262 V6. (Part No.812-1)

High Energy Hydraulic Flat Lifter Chevrolet SBC, BBC, and 194-292/200-262 V6.

from

$13.99
High Energy Hydraulic Flat Lifter Chevrolet SBC, BBC, and 194-292/200-262 V6.

Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam K-Kit (Part No.K42-222-4)

Xtreme Energy 218/224 Hydraulic Flat Cam K-Kit

from

$1421.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Competition Cams – High Energy/Marine 218/218 Hydraulic Flat Cam/Lifter Kit (Part No.CL12-210-2)

High Energy/Marine 218/218 Hydraulic Flat Cam/Lifter Kit

from

$898.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – High Energy: Good street performance with stock converter, choppy idle. OR High Energy Marine: Biggest cam for inboard/outboard. Good for ski, economy and light performance.

Product Features:
  • Cam and lifter kit for Small Block Chevy engines
  • CL-Kit includes cam, lifters, assembly lube, instructions and decals
  • HYDRAULIC – High Energy: Good street performance with stock converter, choppy idle. OR High Energy Marine: Biggest cam for inboard/outboard. Good for ski, economy and light performance.
  • 268/268 Advertised Duration, 218/218 Duration @ .050″, .454″/.454″ Lift, 110 Lobe Separation
  • Valve spring upgrade required
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Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-242-2)

Xtreme Energy 224/230 Hydraulic Flat Cam and Lifter Kit

from

$305.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.

Product Features:
  • Cam and lifter kit for Small Block Chevy engines
  • CL-Kit includes cam, lifters, assembly lube, instructions and decals
  • HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
  • 268/280 Advertised Duration, 224/230 Duration @ .050″, .477″/.480″ Lift, 110 Lobe Separation
  • Valve spring upgrade required
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Edelbrock – Pushrod Set for S/B Chevy (Part No.9630)

Pushrod Set for S/B Chevy

from

$199.99


Product Features:
  • Case-Hardened Tubing
  • Welded Ends
  • 5/16 in. Diameter
  • Use with or without Hardened Steel Guideplates
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Competition Cams – PUSHROD SET, SBC 3/8 1 ST (Part No.7513-16)

PUSHROD SET, SBC 3/8 1 ST

from

$165.99
Magnum Pushrods from COMP Cams offer an affordable solution for your .080″ wall chromemoly pushrod needs. Designed to withstand the stresses of a high performance engine, Magnum Pushrods are head-treated for extended durability and have precision formed, reinforced ends. Magnum Pushrods are black-oxide finished with their part number and length laser etched onto the surface for easy identification.

Product Features:
  • 3/8″ Diameter, 7.800″ Length
  • Magnum Pushrods for Small Block Chevy
  • One-piece .080″ wall chromemoly steel tubing
  • Heat-treated for extended durability and guide plate compatibility
  • Precision formed and reinforced pushrod end
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Spectre – Water Neck; Olds (Part No.4733)

Water Neck; Olds

from

$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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Spectre – Water Neck Chev Late w/Hdr (Part No.42313)

Water Neck Chev Late w/Hdr

from

$12.99
Spectre’s Chevrolet V8 water neck fits 1966 – 1995 Chevy V8 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 includes bolts.

Product Features:
  • Fits 1966 – 1995 Chevy V8 engines
  • Includes bolts
  • Chrome plated
  • Designed for OEM fit
  • Easy to install
  • O-ring/gasket not included
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Mr. Gasket – Water Neck (Part No.2557)

Water Neck

from

$32.49
Precision die cast, these water necks are first polished to a high luster, then chrome plated. Features an O-ring style seal to prevent water leaks. Comes with O-ring gasket and mounting bolts.

Product Features:
  • Complete with o-rings and mounting bolts
  • Features an o-ring style seal to prevent water leaks
  • Chrome plated
  • 1/2″ NPT port can be used for various coolant temp related sensors or switches
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Mr. Gasket – Ultra Seal: Head Gasket (Part No.5788G)

Ultra Seal: Head Gasket

from

$89.99
Mr. Gasket Ultra-Seal Head Gaskets are a five layer (graphite core/perforated steel outer layers) composite construction. The graphite core has excellent thermoconductivity (transfers heat) away from hot spots in head preventing gasket burn-out. They provide excellent stability, compressibility and high temperature endurance. A high temperature silicone coating ensures sealing of engine fluids. Compatible with cast iron or aluminum heads, they will not brinell (indent) aluminum cylinder heads. Suitable for high performance street, drag race and oval track use. Sold individually.brbrGasket Bore 4.230 inch, Compressed thickness 0.038 inch

Product Features:
  • Five layer (graphite core/perforated steel outer layers) composite construction
  • Graphite core has excellent thermo-conductivity-transfers heat away from hot spots in head preventing gasket burn-out
  • Provides excellent stability, compressibility and high temperature endurance
  • Coated with high temperature silicone to ensure sealing of engine fluids
  • Will not brinell (indent) aluminum cylinder heads
  • For high performance street, drag race and oval track use
  • Compatible w/High Octane Fuel
  • Compatible With Exotic Fuel
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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

$42.49
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
See More

FEL-PRO Performance – Performance Cylinder Head Gasket (Part No.1000)

Performance Cylinder Head Gasket

from

$61.99
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 – Performance Cylinder Head Gasket (Part No.1025)

Performance Cylinder Head Gasket

from

$74.99
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.
See More

Mr. Gasket – Ultra Seal: Head Gasket (Part No.5799G)

Ultra Seal: Head Gasket

from

$81.99
Mr. Gasket Ultra-Seal Head Gaskets are a five layer (graphite core/perforated steel outer layers) composite construction. The graphite core has excellent thermoconductivity (transfers heat) away from hot spots in head preventing gasket burn-out. They provide excellent stability, compressibility and high temperature endurance. A high temperature silicone coating ensures sealing of engine fluids. Compatible with cast iron or aluminum heads, they will not brinell (indent) aluminum cylinder heads. Suitable for high performance street, drag race and oval track use. Sold individually.brbrGasket Bore 4.130 inch, Compressed thickness 0.055 inch

Product Features:
  • Five layer (graphite core/perforated steel outer layers) composite construction
  • Graphite core is excellent transfering heat away from hot spots in head preventing gasket burn-out.
  • Provides excellent stability, compressibility and high temperature endurance
  • Coated with high temperature silicone to ensure sealing of engine fluids
  • Will not brinell (indent) aluminum cylinder heads
  • For high performance street, drag race and oval track use
  • Compatible w/High Octane Fuel
  • Compatible With Exotic Fuel
See More

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

Cylinder Head Gasket: Steel Core Composite, Without Head Bolts

from

$51.99
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
See More

Most Popular Performance Intake Manifold for 1966 Oldsmobile Cutlasses

Enhance your 1966 Oldsmobile Cutlass with this popular Performance Intake Manifold we have in stock, for $644.99.

Edelbrock – RPM Air-Gap Oldsmobile 455 Intake Manifold (Part No.7551)

RPM Air-Gap Oldsmobile 455 Intake Manifold

from

$644.99
Edelbrock part #7551 Performer RPM Air-Gap Oldsmobile 455 intake manifold is intended for aggressive street/ strip big-block Oldsmobile applications. Designed to optimize horsepower production from 1500 to 6500 rpm, this manifold will perform best with en

Product Features:
  • 1500-6500 RPM Range
  • Dual Plane Type-4150 Style Flange
  • 5.04 in. Front Height, 5.54 in. Center Height, 6.04 in. Rear Height
  • Satin Finish
  • Non-EGR
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Best-Selling 1966 Oldsmobile Cutlass Performance Engine Intake Manifold Gaskets

Upgrade your Cutlass with one of our 3 best-selling Performance Engine Intake Manifold Gaskets.

Mr. Gasket – Intake Gasket (Part No.405G)

Intake Gasket

from

$49.99
Mr. Gasket Performance Intake Gaskets are manufactured from cellulose/nitrile composition gasket material. They provide excellent sealing and durability. Can be trimmed if necessary for modified port applications. Complete with manifold end seals and distributor gasket (where applicable). For original equipment replacement, high performance street, drag race and oval track.

Product Features:
  • Manufactured from cellulose/nitrile composition gasket material
  • Provides excellent sealing and durability
  • Can be trimmed if necessary for modified port applications
  • Complete with manifold end seals and distributor gasket where applicable
  • For OE replacement, high performance street, drag race and oval track use
See More

FEL-PRO Performance – Lower Intake Manifold Gasket Set: 12 Piece Set (Part No.1233)

Lower Intake Manifold Gasket Set: 12 Piece Set

from

$34.99
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
See More

Edelbrock – Intake Manifold Gasket for 1965-76 400-425-455 Oldsmobile engines (Part No.7284)

Intake Manifold Gasket for 1965-76 400-425-455 Oldsmobile engines

from

$30.99
Product Features:
  • 1.44″x2.44″
  • Features Embossed Silicone Bead Around The Intake Ports & Water Openings
  • .060″ Thick
  • Two Piece Configuration
  • End Seals Not Included
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Top-Quality Performance Engine Oil Pan Gaskets for 1966 Oldsmobile Cutlasses

Choose a high-quality OEM or aftermarket Performance Engine Oil Pan Gasket for Oldsmobile Cutlasses and enjoy top-notch performance from $30.49.

FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1814)

PERFORMANCE OIL PAN GASKET SET

from

$30.49
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.
See More

Top Picks for 1966 Oldsmobile Cutlass Performance Engine Valve Cover Gasket Sets

Invest in one of our 2 durable Performance Engine Valve Cover Gasket Sets for your 1966 Oldsmobile, knowing you’re getting trusted brands and expert craftsmanship.

FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1622)

Engine Valve Cover Gasket Set

from

$34.99
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.
See More

FEL-PRO Performance – Performance Valve Cover Gasket Set (Part No.1623)

Performance Valve Cover Gasket Set

from

$23.29
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.
See More

Performance Engine Cylinder Head Gaskets for 1966 Oldsmobile Cutlasses

Make a smart move for your 1966 Oldsmobile Cutlass with products all priced from $54.99 to $130.99.

Mr. Gasket – Ultra Seal: Head Gasket (Part No.5788G)

Ultra Seal: Head Gasket

from

$89.99
Mr. Gasket Ultra-Seal Head Gaskets are a five layer (graphite core/perforated steel outer layers) composite construction. The graphite core has excellent thermoconductivity (transfers heat) away from hot spots in head preventing gasket burn-out. They provide excellent stability, compressibility and high temperature endurance. A high temperature silicone coating ensures sealing of engine fluids. Compatible with cast iron or aluminum heads, they will not brinell (indent) aluminum cylinder heads. Suitable for high performance street, drag race and oval track use. Sold individually.brbrGasket Bore 4.230 inch, Compressed thickness 0.038 inch

Product Features:
  • Five layer (graphite core/perforated steel outer layers) composite construction
  • Graphite core has excellent thermo-conductivity-transfers heat away from hot spots in head preventing gasket burn-out
  • Provides excellent stability, compressibility and high temperature endurance
  • Coated with high temperature silicone to ensure sealing of engine fluids
  • Will not brinell (indent) aluminum cylinder heads
  • For high performance street, drag race and oval track use
  • Compatible w/High Octane Fuel
  • Compatible With Exotic Fuel
See More

FEL-PRO Performance – Performance Cylinder Head Gasket (Part No.1016)

Performance Cylinder Head Gasket

from

$54.99
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.
See More

Edelbrock – Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Oldsmobile (Part No.7373)

Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Oldsmobile

from

$130.99
Product Features:
  • Head: 4.250″ Bore/0.042″ Thick/9.8cc Vol.
  • Intake: 1.44″x2.44″ Port/.060″ Thick
  • Exhaust: 1.95″x1.56″ Port
  • 3/16″ Valve Cover
  • Multi Piece Configuration
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Top-Rated Performance Engine Brands For Your 1966 Oldsmobile Cutlass

When it comes to finding the perfect Performance Engine for your 1966 Oldsmobile Cutlass, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 5 trusted brands. We carry the most popular Performance Engine brands including Competition Cams, and more, all known for their exceptional customer ratings (average brand rating of 4.1 stars) and competitive prices, as low as $898.99. Purchasing a Performance Engine from us here at Advance Auto Parts is a smart move for both you and your 1966 Oldsmobile Cutlass, providing peace of mind with parts that meet or exceed OEM standards.

Popular Competition Cams 1966 Oldsmobile Cutlass Performance Engines

If you’re looking for a top-quality Performance Engine for your 1966 Oldsmobile Cutlass, Advance Auto Parts has exactly what you need with our selection of Competition Cams Performance Engines. We have 2 Competition Cams Performance Engines in stock for this fitment, all known for their durability and precision fit. With prices starting at just $898.99 and an average cost of $906.99, you’ll find the perfect Performance Engine for your needs and budget. Competition Cams Performance Engines for the 1966 Oldsmobile Cutlass come highly rated, with over 14 customer reviews and an impressive average rating of 4.1 stars. Choosing a Competition Cams Performance Engine from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
High Energy/Marine 218/218 Hydraulic Flat Cam/Lifter Kit
from $898.99
(1)
High Energy/Marine 218/218 Hydraulic Flat Cam/Lifter Kit
“nearly identical match for the original part”
Big Mutha' Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit
from $914.99
(13)
Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit
“Worked prefect. Gave me the Hi speed blower back”

FAQs for 1966 Oldsmobile Cutlass Performance Engines

What are the best-selling Performance Engines for 1966 Oldsmobile Cutlasses?

Out of 40 Performance Engines that fit 1966 Oldsmobile Cutlasses, the following parts are the top sellers:

What’s the price range for 1966 Oldsmobile Cutlass Performance Engines?

The prices of Performance Engines for the 1966 Oldsmobile Cutlass range from $14.99 up to $1,201.99 for the most premium parts.

What is the average price of a Performance Engine for a 1966 Oldsmobile Cutlass?

The average price for Performance Engines for the 1966 Oldsmobile Cutlass is $404.63. Keep in mind the variety of part types within our Performance Engine category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Performance Engines for other Oldsmobile Cutlass model years?

Yes, we carry Performance Engines for 21 model years of Oldsmobile Cutlasses between 1962 and 1988. The following model years are the most popular for Performance Engine purchases: 1988, 1983, 1982, 1981, 1980, 1979, 1978, 1977, and 1976.

What are the cheapest Performance Engines for my 1966 Oldsmobile Cutlass?

The cheapest 1966 Oldsmobile Cutlass Performance Engines we carry are:

Does Advance Auto Parts sell Performance Engines for any other 1966 Oldsmobile models?

Yes. We stock Performance Engines for 8 other popular 1966 Oldsmobile models. Some of the most popular are 1966 98 Performance Engines, 1966 Delta 88 Performance Engines, 1966 Toronado Performance Engines, 1966 F85 Performance Engines, and 1966 Vista Cruiser Performance Engines.

What types of Performance Engines do you sell for my 1966 Oldsmobile Cutlass?

As of 3/1/26, these are some of the most in-demand types of Performance Engines for a 1966 Oldsmobile Cutlass:

Can I get help with 1966 Oldsmobile Cutlass Performance Engine orders?

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

What is your return policy for Oldsmobile Cutlass Performance Engines?

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