1966 Oldsmobile F85 Performance Engines

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1966 Oldsmobile F85 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 F85 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Engine Intake Manifold Gaskets, Performance Engine Valve Cover Gasket Sets, and Performance Intake Manifolds. 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 B & M. For example, B & M Performance Engines start at just $562.99 with an average 4.1 star rating. With over 7 reviews and a solid 5 star average, you can shop with confidence knowing other Oldsmobile F85 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1966 Oldsmobile F85 Performance Engine at Advance Auto Parts is around $359.32, with a range that starts at $14.99 and goes up to $972.99. With 26 options in stock from 6 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 Fuel Systems and Performance Oil Filters. At Advance Auto Parts, we’re here to help you keep your 1966 Oldsmobile F85 in peak condition, inside and out.

Looking for the perfect Performance Engine for your 1966 Oldsmobile F85? You’re in the right place. Below, you’ll find links to various types of Performance Engines that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Performance Engines, ensuring durability and a precise fit for your Oldsmobile F85. Whether you’re driving a 1966 model or another popular model year like 1963, 1964, 1965, 1967, 1968, 1969, 1970, 1971, and 1972, we’ve got you covered. Purchasing Performance Engines from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Performance Engines that fit your vehicle.

Essential 1966 Oldsmobile F85 Performance Engines

from

$379.99

Strip Dominator intake manifold square bore carburetor mounting flange. Single plane with isolated plenum. Isolated water cross-over.

Product Features:

Single Plane With Isolated Plenum
Square Bore Carburetor Mounting Flange
Isolated Water Cross-Over
Power Band 4500-7600 rpm
Height Front 5.11 in. Rear 5.97 in.
Port Size 2.05 in. Height 1.22 in. Width
No Exhaust Heat Crossover Provision
Ideal For Drag Cars w/Auto Trans.

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

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.

from

$31.49

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.

from

$37.99

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:

Fluoroelastomer compound combines optimum resistance to heat, oils and abrasion for longevity.
Optimizes performance under high crankcase vacuum conditions, elevated temperatures and high RPM levels.
Not intended for use in emission controlled vehicles.
Not intended for use in emission controlled vehicles.

from

$51.99

This Mr. Gasket Rear Main Seal is made from silicone to allow the seal to handle extreme engine oil temperature. It also provides for an upgrade for that leaky rope style seal and is a direct replacement for a rubber main seal. It’s also injection molded for a precise fit.

Product Features:

Repairs That Leaky Rear Main Sail
Silicone Rubber to Withstand Extreme Engine Oil Temperatures
Upgrade for Rope Seal Equipped Cars or Direct Replacement for Rubber Main Seal
Injection Molded for Precise Fit

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.

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.

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

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

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

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.

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

from

$337.99

Torque Converter – Tork Master 2000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: Tork Master 2000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) The Tork Master is B&M’s lowest cost

Product Features:

New Precision Pump Drive Tube
Pressure Tested
Fully Balanced
Needle Thrust Bearing
New Thrust Washer

from

$562.99

HoleShot 2400 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) Application: HoleShot 2400 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 c

Product Features:

Furnace Brazed Impeller
Steel Alloy Pump Drive Tube
Heavy Duty Needle Bearing
Between Stator and Turbine
Furnace Brazed Turbine

from

$921.99

HoleShot 3000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: HoleShot 3000 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 c

Product Features:

Furnace Brazed Impeller
Steel Alloy Pump Drive Tube
Heavy Duty Needle Bearing
Between Stator and Turbine
Furnace Brazed Turbine

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

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

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

from

$350.99

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.

from

$341.99

Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:

Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
Best with aftermarket converters and more rear gear.
Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.

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.

from

$251.99

HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.

Product Features:

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
Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.

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

Popular 1966 Oldsmobile F85 Performance Engines Categories

Performance Engine Coolant Thermostats

Performance Intake Manifolds

Performance Water Outlets

Performance Engine Cylinder Head Gaskets

Performance Engine Intake Manifold Gaskets

Performance Engine Timing Sets and Components

Performance Engine Valve Cover Gasket Sets

Performance Engine Camshafts

Performance Engine Oil Pan Gaskets

Performance Engine Valve Lifters

Performance Engine Main Bearing Gasket Sets

Performance Engine Push Rods

Performance Torque Converters

Most Popular Performance Engine Intake Manifold Gaskets for 1966 Oldsmobile F85s

Enhance your 1966 Oldsmobile F85 with one of the 3 Performance Engine Intake Manifold Gaskets we have in stock, starting at just $30.99.

show more show less

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

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

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

Best-Selling 1966 Oldsmobile F85 Performance Engine Valve Cover Gasket Sets

Upgrade your F85 with one of our 3 best-selling Performance Engine Valve Cover Gasket Sets.

show more show less

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.

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.

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.

Top-Quality Performance Intake Manifolds for 1966 Oldsmobile F85s

Choose a high-quality OEM or aftermarket Performance Intake Manifold for Oldsmobile F85s and enjoy top-notch performance from $644.99.

show more show less

from

$644.99

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

Top Picks for 1966 Oldsmobile F85 Performance Engine Oil Pan Gaskets

Invest in one of our 2 durable Performance Engine Oil Pan Gaskets for your 1966 Oldsmobile, knowing you’re getting trusted brands and expert craftsmanship.

show more show less

from

$31.49

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.

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.

Performance Engine Cylinder Head Gaskets for 1966 Oldsmobile F85s

Make a smart move for your 1966 Oldsmobile F85 with products all priced from $54.99 to $130.99.

show more show less

from

$89.99

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

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.

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.

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

Top-Rated Performance Engine Brands For Your 1966 Oldsmobile F85

When it comes to finding the perfect Performance Engine for your 1966 Oldsmobile F85, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 6 trusted brands. We carry the most popular Performance Engine brands including B & M, and more, all known for their exceptional customer ratings (average brand rating of 4.1 stars) and competitive prices, as low as $562.99. Purchasing a Performance Engine from us here at Advance Auto Parts is a smart move for both you and your 1966 Oldsmobile F85, providing peace of mind with parts that meet or exceed OEM standards.

Popular B & M 1966 Oldsmobile F85 Performance Engines

If you’re looking for a top-quality Performance Engine for your 1966 Oldsmobile F85, Advance Auto Parts has exactly what you need with our selection of B & M Performance Engines. We have 1 B & M Performance Engines in stock for this fitment, all known for their durability and precision fit. With prices starting at just $562.99, you’ll find the perfect Performance Engine for your needs and budget. B & M Performance Engines for the 1966 Oldsmobile F85 come highly rated, with over 1 customer reviews and an impressive average rating of 4.1 stars. Choosing a B & M Performance Engine from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

from $562.99

(1)

Tork Master 3000

“good parts and very strong”

FAQs for 1966 Oldsmobile F85 Performance Engines

What are the best-selling Performance Engines for 1966 Oldsmobile F85s?

Out of 26 Performance Engines that fit 1966 Oldsmobile F85s, the following parts are the top sellers:

High Performance Thermostat (22903641) – $32.49
Water Neck; Olds (22905408) – $26.99
Intake Gasket (17360258) – $49.99

What’s the price range for 1966 Oldsmobile F85 Performance Engines?

The prices of Performance Engines for the 1966 Oldsmobile F85 range from $14.99 up to $972.99 for the most premium parts.

What is the average price of a Performance Engine for a 1966 Oldsmobile F85?

The average price for Performance Engines for the 1966 Oldsmobile F85 is $359.32. 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 F85 model years?

Yes, we carry Performance Engines for 10 model years of Oldsmobile F85s between 1961 and 1972. The following model years are the most popular for Performance Engine purchases: 1972, 1971, 1970, 1969, 1968, 1967, 1965, 1964, and 1963.

What are the cheapest Performance Engines for my 1966 Oldsmobile F85?

The cheapest 1966 Oldsmobile F85 Performance Engines we carry are:

Magnum 9.547" Long, .080" Wall, 5/16" Diameter Pushrod (50289235) – $14.99
Engine Valve Cover Gasket Set (19781133) – $22.99
Performance Valve Cover Gasket Set (19781562) – $23.29
Water Neck; Olds (22905408) – $26.99
PERFORMANCE OIL PAN GASKET SET (19781419) – $30.49

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 Cutlass Performance Engines, 1966 98 Performance Engines, 1966 Delta 88 Performance Engines, 1966 Toronado Performance Engines, and 1966 Vista Cruiser Performance Engines.

What types of Performance Engines do you sell for my 1966 Oldsmobile F85?

As of 3/1/26, these are some of the most in-demand types of Performance Engines for a 1966 Oldsmobile F85:

Can I get help with 1966 Oldsmobile F85 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 F85 Performance Engines?

Advance Auto Parts keeps returns simple. For new Oldsmobile F85 Performance Engines and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1966 Oldsmobile F85 Performance Engines

Holley – Strip Dominator; Intake Manifold (Part No.300-25)

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

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

FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1819)

FEL-PRO Performance – Engine Crankshaft Seal Kit (Part No.2912)

Mr. Gasket – Rear Main Seal Gasket (Part No.1965)

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

FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1640)

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

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

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

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

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

B & M – Performance Torque Converter for GM TH400, 350, & 375 Transmissions (Part No.20400)

B & M – Holeshot 2400 (Part No.20412)

B & M – Holeshot 3000 (Part No.20413)

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

Spectre – Water Neck; Olds (Part No.4733)

Mr. Gasket – Water Neck (Part No.2557)

Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam (Part No.42-222-4)

Competition Cams – Mutha’ Thumpr 234/249 Hydraulic Flat Cam (Part No.42-601-5)

Competition Cams – Xtreme Energy 230/236 Hydraulic Flat Cam (Part No.12-246-3)

Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam (Part No.12-242-2)

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

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

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

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

FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1640)

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

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

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

FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1819)

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

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

FEL-PRO Performance – Performance Cylinder Head Gasket (Part No.1025)

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

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