1985 Jeep Wagoneer Performance Engines

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Keep Your 1985 Jeep Wagoneer 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 1985 Jeep Wagoneer 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 Valve Cover Gasket Sets, and Performance Engine Intake Manifold 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.

Competitive Prices and Extensive Inventory

The average price for a 1985 Jeep Wagoneer Performance Engine at Advance Auto Parts is around $211.67, with a range that starts at $21.99 and goes up to $562.99. With 10 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like High Performance Thermostat, Lower Intake Manifold Gasket Set: 2 Piece Set, and Intake Manifold replacement runner to base gaskets start at just $21.99 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 Ignition Products and Performance Radiators. At Advance Auto Parts, we’re here to help you keep your 1985 Jeep Wagoneer in peak condition, inside and out.

Essential 1985 Jeep Wagoneer Performance Engines

Edelbrock – Performer Top Small-Block Chevy 4V Intake Manifold (Part No.3789)

Performer Top Small-Block Chevy 4V Intake Manifold

from

$216.99
Product Features:
  • Matching Top For Edelbrock Base Intake PN[3785]
  • Designed for Standard Flange 4-barrel Carburetor
  • Contains Necessary Linkage And Bracketry
  • Match With Edelbrock Valve Covers Pn[4488]
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Edelbrock – Intake Manifold replacement runner to base gaskets (Part No.6942)

Intake Manifold replacement runner to base gaskets

from

$21.99


Product Features:
  • Replacement Gasket For PN[3789] Edelbrock Intake
  • One Gasket Only
  • Goes Between Base pn[3785] And Top PN[3789]
  • Also Included in Base PN[3789]
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Edelbrock – RPM Air-Gap AMC 304/360/401 Intake Manifold (Part No.7531)

RPM Air-Gap AMC 304/360/401 Intake Manifold

from

$530.99
Edelbrock part #7531 RPM Air-Gap AMC intake manifold is designed for 1970-91 304-401 c.i.d. V8 applications. The RPM Air-Gap intake manifold incorporate the same race-winning technology as our Victor Series competition intakes. The air-gap design features

Product Features:
  • 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
  • Dual-Plane High-Rise Intake w/180 deg Firing Order
  • Produces Incredible Top-End Horsepower
  • Retains Good Throttle Response and Acceleration
  • Includes Std Oil Fill ; PCV ; A/C Accy Bosses
  • Not for Exhaust-Heat Chokes – No Exhaust Crossover
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Edelbrock – Performer EGR AMC Intake Manifold (Part No.3731)

Performer EGR AMC Intake Manifold

from

$509.99


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
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FEL-PRO Performance – Lower Intake Manifold Gasket Set: 2 Piece Set (Part No.1270)

Lower Intake Manifold Gasket Set: 2 Piece Set

from

$34.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Fel-Pro performance intake manifold gaskets have been tested with virtually all aftermarket cylinder head and intake manifold combinations.
  • No exhaust crossover openings or blocking shields
  • Embossed steel core laminate w/coating
  • Not intended for use in emission controlled vehicles.
See More

Mr. Gasket – High Performance Thermostat – 160 Degree Brass & Copper (Part No.4363)

High Performance Thermostat - 160 Degree Brass & Copper

from

$29.99
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 160 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
See More

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
See More

Mr. Gasket – High Performance 180 Degree Thermostat for Increased Flow (Part No.4364)

High Performance 180 Degree Thermostat for Increased Flow

from

$29.99
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 180 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
See More

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.
See More

B & M – Tork Master 3000 (Part No.20402)

Tork Master 3000

from

$562.99
Torque Converter – Tork Master 3000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: Tork Master 3000 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 performance torque converter. The Tork Master is an excellent all-around performance street converter. The best ‘value priced’ street converters available, Tork Master converters come with a new precision pump drive tube and all are pressure tested and fully balanced. The Tork Master torque converter is not recommended for big block or supercharged applications. New allow steel pump drive tube. Needle thrust bearing when factory equipped. New thrust washer between turbine and cover when required.

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
  • Washer Between Turbine and Cover
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B & M – Performance Torque Converter for GM TH400, 350, & 375 Transmissions (Part No.20400)

Performance Torque Converter for GM TH400, 350, & 375 Transmissions

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
See More

B & M – Holeshot 3600 (Part No.20425)

Holeshot 3600

from

$972.99
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
See More

B & M – Tork Master 2400 (Part No.20404)

Tork Master 2400

from

$382.99
Torque Converter – Tork Master 2400 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: Tork Master 2400 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 performance torque converter. The Tork Master is an excellent all-around performance street converter. The best value priced street converters available, Tork Master converters come with a new precision pump drive tube and all are pressure tested and fully balanced. The Tork Master torque converter is not recommended for big block or supercharged applications. New alloy steel pump drive tube. Needle thrust bearing when factory equipped. New thrust washer between turbine and cover when required. Due to torque converter core availability, the actual converter size may vary but performance functionality will be as advertised.

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
See More

B & M – Torque Converter, Nitrous Holeshot 3000 (Part No.20481)

Torque Converter, Nitrous Holeshot 3000

from

$921.99
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
See More

B & M – Holeshot 2400 (Part No.20412)

Holeshot 2400

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
See More

B & M – Torque Converter, Tork Master 2400 (Part No.10417)

Torque Converter, Tork Master 2400

from

$459.99
A higher than stock stall speed as delivered by a B&M Converter will provide several advantages. The high stall converter allows the engine to launch the car at a higher RPM where more torque is available and increased strength.

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
  • Washer Between Turbine and Cover
See More

B & M – Torque Converter, Holeshot 2400 (Part No.10415)

Torque Converter, Holeshot 2400

from

$562.99
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 Holeshots.

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
See More

FEL-PRO Performance – Engine Crankshaft Seal Kit (Part No.2908)

Engine Crankshaft Seal Kit

from

$45.99
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.
See More

Most Popular Performance Intake Manifolds for 1985 Jeep Wagoneers

Enhance your 1985 Jeep Wagoneer with one of the 2 Performance Intake Manifolds we have in stock, starting at just $21.99.

Edelbrock – Intake Manifold replacement runner to base gaskets (Part No.6942)

Intake Manifold replacement runner to base gaskets

from

$21.99


Product Features:
  • Replacement Gasket For PN[3789] Edelbrock Intake
  • One Gasket Only
  • Goes Between Base pn[3785] And Top PN[3789]
  • Also Included in Base PN[3789]
See More

Edelbrock – Performer Top Small-Block Chevy 4V Intake Manifold (Part No.3789)

Performer Top Small-Block Chevy 4V Intake Manifold

from

$216.99
Product Features:
  • Matching Top For Edelbrock Base Intake PN[3785]
  • Designed for Standard Flange 4-barrel Carburetor
  • Contains Necessary Linkage And Bracketry
  • Match With Edelbrock Valve Covers Pn[4488]
See More

Best-Selling 1985 Jeep Wagoneer Performance Engine Valve Cover Gasket Set

Upgrade your Wagoneer with our best-selling Performance Engine Valve Cover Gasket Set.

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.
See More

Top-Quality Performance Engine Intake Manifold Gaskets for 1985 Jeep Wagoneers

Choose a high-quality OEM or aftermarket Performance Engine Intake Manifold Gasket for Jeep Wagoneers and enjoy top-notch performance from $34.99.

FEL-PRO Performance – Lower Intake Manifold Gasket Set: 2 Piece Set (Part No.1270)

Lower Intake Manifold Gasket Set: 2 Piece Set

from

$34.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Fel-Pro performance intake manifold gaskets have been tested with virtually all aftermarket cylinder head and intake manifold combinations.
  • No exhaust crossover openings or blocking shields
  • Embossed steel core laminate w/coating
  • Not intended for use in emission controlled vehicles.
See More

Top Picks for 1985 Jeep Wagoneer Performance Engine Coolant Thermostats

Invest in one of our 3 durable Performance Engine Coolant Thermostats for your 1985 Jeep, knowing you’re getting trusted brands and expert craftsmanship.

Mr. Gasket – High Performance 180 Degree Thermostat for Increased Flow (Part No.4364)

High Performance 180 Degree Thermostat for Increased Flow

from

$29.99
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 180 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
See More

Mr. Gasket – High Performance Thermostat – 160 Degree Brass & Copper (Part No.4363)

High Performance Thermostat - 160 Degree Brass & Copper

from

$29.99
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 160 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
See More

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
See More

Our Performance Engine Main Bearing Gasket Sets for 1985 Jeep Wagoneers

Make a smart move for your 1985 Jeep Wagoneer with our Performance Engine Main Bearing Gasket Set for $45.99.

FEL-PRO Performance – Engine Crankshaft Seal Kit (Part No.2908)

Engine Crankshaft Seal Kit

from

$45.99
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.
See More

FAQs for 1985 Jeep Wagoneer Performance Engines

What are the best-selling Performance Engines for 1985 Jeep Wagoneers?

Out of 10 Performance Engines that fit 1985 Jeep Wagoneers, the following parts are the top sellers:

What’s the price range for 1985 Jeep Wagoneer Performance Engines?

The prices of Performance Engines for the 1985 Jeep Wagoneer range from $21.99 up to $562.99 for the most premium parts.

What is the average price of a Performance Engine for a 1985 Jeep Wagoneer?

The average price for Performance Engines for the 1985 Jeep Wagoneer is $211.67. 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 Jeep Wagoneer model years?

Yes, we carry Performance Engines for 26 model years of Jeep Wagoneers between 1963 and 1990. The following model years are the most popular for Performance Engine purchases: 1990, 1989, 1988, 1987, 1986, 1984, 1983, 1982, and 1981.

What are the cheapest Performance Engines for my 1985 Jeep Wagoneer?

The cheapest 1985 Jeep Wagoneer Performance Engines we carry are:

Does Advance Auto Parts sell Performance Engines for any other 1985 Jeep models?

Yes. We stock Performance Engines for 4 other popular 1985 Jeep models. Some of the most popular are 1985 Cherokee Performance Engines, 1985 Grand Wagoneer Performance Engines, 1985 J10 Performance Engines, 1985 J20 Performance Engines, and 1985 CJ7 Performance Engines.

What types of Performance Engines do you sell for my 1985 Jeep Wagoneer?

As of 6/2/26, these are some of the most in-demand types of Performance Engines for a 1985 Jeep Wagoneer:

Can I get help with 1985 Jeep Wagoneer Performance Engine orders?

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

What is your return policy for Jeep Wagoneer Performance Engines?

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