Mercury Cougar Performance Engines

Your One-Stop Shop For Trusted Mercury Cougar Performance Engines

If you’re in search of Mercury Cougar Performance Engines aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 113 Performance Engines from top brands with prices ranging from $19.99 to $1,157.99.

Beyond great prices, we stock trusted brands manufacturing all types of Performance Engines for your Mercury Cougar. Of the 8 OEM and aftermarket parts brands we carry, some of the most popular are Mr. Gasket, FEL-PRO Performance, and Edelbrock.

And don’t forget to read customer reviews across all Performance Engines categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Performance Engines have to cost top dollar, and we prove it. Browse our top Mercury Cougar Performance Engines below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercury Cougar Performance Engines

Edelbrock – Throttle Body, 90mm, Pro-Flo XT, Ford-Style, Black Powder Coated Finish (Part No.38183)

Throttle Body, 90mm, Pro-Flo XT, Ford-Style, Black Powder Coated Finish

from

$429.99
The Edelbrock #38183 is a single-bore 90mm throttle body designed with a 5.0L Ford-style base pad. It is fully machined and assembled by Edelbrock. It includes a Throttle Position Sensor, a progressive throttle cable lever, and cruise and kick-down attach
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FEL-PRO Performance – Lower Intake Manifold Gasket Set: 5 Piece Set (Part No.1247)

Lower Intake Manifold Gasket Set: 5 Piece Set

from

$46.99
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.
  • Performance intake manifold gaskets designed without a metal core, to allow engine builders to trim the gasket for exact fit on modified ports.
  • Medium riser
  • Printoseal elastomeric sealing beads to provide extra sealing strength around the intake port.
  • Not intended for use in emission controlled vehicles.
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Edelbrock – Performer 351-W Intake Manifold for S/B Ford 351 Windsor (Part No.2181)

Performer 351-W Intake Manifold for S/B Ford 351 Windsor

from

$382.99


Product Features:
  • For Idle to 5500 RPM Street-Driven Performance
  • Stock Replacement
  • 50-State Street Legal
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Mr. Gasket – Ultra Seal: Harmonic Balancer Bolt/Washer Kit (Part No.7847)

Ultra Seal: Harmonic Balancer Bolt/Washer Kit

from

$38.49
Mr. Gasket Harmonic Balancer Bolt for Ford V8 except 351C. Fits 221,260,289,302,351W small block Windsor engines, 332,352,360,390,406,410,427,428 FEs, and 429,460 385 series big blocks. 5/8-18 x 2 inch long heat treated black oxide coated Grade 8 alloy steel with a thick parallel ground washer to provide accurate, uniform torque.

Product Features:
  • Heat treated black oxide coated Grade 8 alloy steel
  • Thick parallel ground washer provides more accurate, uniform torque
  • Hex Prevents Socket Slippage
  • Accurate And Uniform Torque
  • Black Plated Finish
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Competition Cams – VALVE SEALS, TEFLON 3/8" 1 ST (Part No.505-16)

VALVE SEALS, TEFLON 3/8" 1 ST

from

$31.99
COMP Cams offers a complete line of valve stem seals, from the umbrella seals to the positive-stop Teflon seal. These seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The umbrella seal is normally used when a larger-than-stock diameter spring is used, in the case of a double spring, the positive-stop Teflon seal is used. The umbrella seals require no machining, but with the Teflon seal it is necessary to disassemble the heads and machine the top of the guide with a special .530 diameter cutter. Whenever you are planning an engine overhaul or a cam change, don’t forget the valve seals.

Product Features:
  • Work with .530″ guides and 3/8″ valve stem diameter
  • Valve stem oil seals keep unwanted oil from entering the combustion chamber
  • Several different types of valve seals are offered
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B & M – Torque Converter, Tork Master 2000 (Part No.40427)

Torque Converter, Tork Master 2000

from

$349.99
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
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Mr. Gasket – High Performance 180 Degree Thermostat for Increased Flow (Part No.4364)

High Performance 180 Degree Thermostat for Increased Flow

from

$26.99
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
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Mr. Gasket – Super Intake Manifold Bolts (Part No.6082)

Super Intake Manifold Bolts

from

$43.99
Super Intake Manifold Bolts

Edelbrock – Performer-Link Adjustable True-Roller Timing Chain Set (Part No.7811)

Performer-Link Adjustable True-Roller Timing Chain Set

from

$75.99


Product Features:
  • Solid Bushing Chain Resists Stretching
  • For Use with Stock or Edelbrock Camshafts
  • Stressproof Steel Crank Gears
  • 3 Keyway Setting Points To Ensure Accurate Timing
  • True Bearing Surface Rolls with the Sprockets
  • For Engine w/ 2-piece Fuel Pump Eccentric or EFI
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Edelbrock – Performer Small-Block Ford 5.0L/ 5.0L Cylinder Head 2.02" (Part No.60399)

Performer Small-Block Ford 5.0L/ 5.0L Cylinder Head 2.02"

from

$1035.99
Product Features:
  • Complete Single For Flat Tappet
  • 60cc Combustion Chamber Volume
  • 170cc Intake/60cc Exhaust Runner Volume
  • 2.02 in. Intake/1.60 in. Exhaust Valve Diameter
  • 0.625 in. Deck Thickness
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Competition Cams – High Energy 206/206 Hydraulic Flat Cam for Ford 221-302 (Part No.31-215-2)

High Energy 206/206 Hydraulic Flat Cam for Ford 221-302

from

$550.99
Ideal for use with mainly stock components like rocker arms, intake manifolds, cylinder heads, compression ratio, torque converters and rear gear ratios, the High Energy camshaft grind family is a great choice for street performance applications. Offering

Product Features:
  • Good blend of efficiency and performance.
  • Perfect choice for performance street rebuilds.
  • Work well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.
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FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1811)

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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Edelbrock – Front Timing Cover Gasket Set #6991 For Small-Block Ford, With Front Seal (Part No.6991)

Front Timing Cover Gasket Set #6991 For Small-Block Ford, With Front Seal

from

$28.99
Available in kits including front cover gasket, crankshaft seal, fuel pump and water pump gasket or including cover gasket and front seal.

Product Features:
  • Timing Cover Gasket And Oil Seal Kit
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Edelbrock – Water Pump #8845 For Small-Block Ford 1986-93, 5.0L V8, Rev. Rotation, Polished (Part No.8845)

Water Pump #8845 For Small-Block Ford 1986-93, 5.0L V8, Rev. Rotation, Polished

from

$461.99
Maximum cooling for street and racing engines. Internal passages are balanced for maximum flow. Impeller is larger than others for maximum pressure. Impeller vanes dramatically increase flow rates. Equal distribution to both sides of block. Only flows in one direction for optimum efficiency. In the early days of the automotive performance industry, you either ran what was available, or you fabricated something you thought met your needs. Such needs were the building blocks of this industry, and it was through the efforts of many that we have the automotive aftermarket, but it was through the work of one name in particular to which many in the industry owe a great debt, and that name is Edelbrock.

Product Features:
  • Maximum Cooling for Street and Racing Engines
  • Internal Passages Are Balanced for Maximum Flow
  • Impeller is Larger than Others For Max Pressure
  • Impeller Vanes Dramatically Increase Flow Rates
  • Equal Distribution to Both Sides of Block
  • Only Flows in One-Direction for Optimum Efficiency
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FEL-PRO Performance – Cylinder Head Gasket: Steel Core Composite, Without Head Bolts (Part No.1011-1)

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
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FEL-PRO Performance – Engine Crankshaft Seal Kit (Part No.2941)

Engine Crankshaft Seal Kit

from

$48.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • PTFE offers the best in fluid and high-temperature compatibility and contact sealing surface can run on undersize shafts, seal minor imperfections and virtually eliminate shaft wear.
  • 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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Competition Cams – Ultra-Gold ARC Rocker Set w/ 1.6 Ratio for Ford 289-351W w/ 3/8" Stud (Part No.19043-16)

Ultra-Gold ARC Rocker Set w/ 1.6 Ratio for Ford 289-351W w/ 3/8" Stud

from

$427.99
These COMP Cams Ultra-Gold Aluminum Roller Rocker Arms with a 3/8″ stud diameter and 1.6 ratio are designed for Ford V8 289-302-351W applications. The new modern design features of these Ultra-Gold Rockers are proven to withstand extremely aggressive spring pressure and valve lift. Designed specifically for high performance street and race engines, the Ultra-Gold Aluminum Rocker Arms are precision CNC-machined to strict tolerances. Developed to meet the demands of professional engine builders, these rockers include features never before possible in an aluminum rocker arm.

Product Features:
  • CNC-machined, lightweight design removes weight and yields unrivaled quality and ratio accuracy
  • Designed for high performance street and race engines
  • Precision-sorted trunion bearings withstand elevated valve spring pressure and valve lift
  • Additional clearance, up to 1.650″ O.D. valve spring
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FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1684)

Engine Valve Cover Gasket Set

from

$46.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Rigid core, molded silicone rubber gaskets provide for ease of installation, and are great for on-again/off-again situations (like setting valve lash).
  • Features high-tech silicone material for long life, a solid steel core for strength and durability, and stainless steel compression limiters to prevent
  • Not intended for use in emission controlled vehicles.
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Edelbrock – Performer-Plus camshaft for Small-Block Ford 351W V-8 applications (Part No.2182)

Performer-Plus camshaft for Small-Block Ford 351W V-8 applications

from

$339.99


Product Features:
  • Designed for Optimum Torque and Acceleration
  • Maximum Performance From Idle through Mid-Range
  • Matched to Edelbrock Performer Intakes
  • Includes Hydraulic Lifters and Assembly Lube
  • Major Improvement in Throttle Response and Torque
  • Use For Daily Drivers/Trucks/Vans/RVs/4x4s
  • Take The Guesswork Out Of Camshaft Selection
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Edelbrock – Sure Seat Valve Springs for Ford 351W V8 (Part No.5882)

Sure Seat Valve Springs for Ford 351W V8

from

$52.99
Product Features:
  • Non-Rotator Type
  • 1.384 in. Outer Diameter
  • 1.020 in. Inner Diameter
  • 1.020 in. Coil Blind
  • Set of 16
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Edelbrock – Performer Series Retainer (Qty 16) (Part No.9724)

Performer Series Retainer (Qty 16)

from

$100.99
Product Features:
  • Use W/ Valve Springs Part #5822, 5882, 5896, 5872, 5867, 5812, 5857
  • Set of 16
  • 1.50 in. Outside Diameter
  • Steel Material
  • Black Oxide Finish
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Spectre – Water Neck; Ford 429-460 (Part No.4734)

Water Neck; Ford 429-460

from

$54.99
Spectre’s Ford V8 water neck fits Ford 429 – 460 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 sealing O-ring, and has a 3/8 inch NPT threaded hole for the Ford temp sensor.

Product Features:
  • Fits Ford 429 – 460 engines
  • Has a 3/8 inch NPT threaded hole for temperature sensor
  • Includes sealing O-ring
  • Chrome plated
  • Easy to install
  • Hardware not included
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Mr. Gasket – Water Neck (Part No.2667)

Water Neck

from

$24.99
Precision die-cast, these water necks or thermostat housings 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:
  • Chrome plated
  • Features an O-Ring style seal to prevent water leaks
  • Includes O-Rings andmounting bolts
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Edelbrock – Pushrod Set for Ford 289-302 (Part No.9655)

Pushrod Set for Ford 289-302

from

$208.99
Edelbrock part #9655 Pushrods are designed for small-block Ford 289-302 V-8 engine applications. These one-piece pushrods are manufactured from high quality 4130 Chromoly steel tubing that has been surface hardened for maximum durability. They have precis

Product Features:
  • 6.4 in. Length
  • 0.312 in. Diameter
  • 4130 Chromoly Steel Material
  • Black Oxide Finish
  • Made In The USA
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Edelbrock – Pushrod Set for Ford 351W (Part No.9659)

Pushrod Set for Ford 351W

from

$190.99
Edelbrock part #9659 Pushrods are designed for small-block Ford 351W V-8 engine applications. These one-piece pushrods are manufactured from high quality 4130 Chromoly steel tubing that has been surface hardened for maximum durability. They have precise f

Product Features:
  • 7.7 in. Length
  • 0.312 in. Diameter
  • 4130 Chromoly Steel Material
  • Black Oxide Finish
  • Made In The USA
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Performance Engines Brands You Can Trust For Your Mercury Cougar

8 trusted brands of Performance Engines line our shelves, ready to help keep your Mercury Cougar running smooth. Below are some of the most popular brands and their top Performance Engines offerings:

Top Mercury Cougar Performance Engines from Mr. Gasket

Your Mercury Cougar will be purring again thanks to Mr. Gasket brand Performance Engines available for online order or in-store pick up. Popular Mr. Gasket parts include:
High Performance 180 Degree Thermostat for Increased Flow
from $26.99
(20)
High Performance 180 Degree Thermostat for Increased Flow
Performance Engine Coolant Thermostats
Water Neck
from $19.99
(12)
Water Neck
Performance Water Outlets
Intake Manifold Bolts
from $19.99
(1)
Intake Manifold Bolts
Performance Intake Manifolds

Most Purchased Mercury Cougar Performance Engines from Mr. Gasket

When you buy the most frequently purchased Mr. Gasket brand Performance Engines, you can be confident it will be the right part for your Mercury Cougar. Here are the Mr. Gasket Performance Engines Advanced Auto customers buy the most:
High Performance 180 Degree Thermostat for Increased Flow
from $26.99
(20)
High Performance 180 Degree Thermostat for Increased Flow
Performance Engine Coolant Thermostats
Lower Intake Manifold Gasket Set: 11 Piece Set
from $33.99
(4)
Lower Intake Manifold Gasket Set: 11 Piece Set
Performance Engine Intake Manifold Gaskets
Performer 289 Intake Manifold for Small-Block Ford
from $299.99
This product is not rated
Performer 289 Intake Manifold for Small-Block Ford
Performance Intake Manifolds

FAQs for Mercury Cougar Performance Engines

What are the most purchased Performance Engines for the Mercury Cougar?

Out of 113 Performance Engines for the Mercury Cougar, the most popular in our inventory are:
Lower Intake Manifold Gasket Set: 11 Piece Set
from $33.99
(4)
Lower Intake Manifold Gasket Set: 11 Piece Set
Performance Engine Intake Manifold Gaskets
Cylinder Head Gasket: Steel Core Composite, Without Head Bolts
from $52.99
(2)
Cylinder Head Gasket: Steel Core Composite, Without Head Bolts
Performance Engine Cylinder Head Gaskets
High Performance Thermostat
from $27.49
This product is not rated
High Performance Thermostat
Performance Engine Coolant Thermostats

What are the top-rated Mercury Cougar Performance Engines?

Top-rated Performance Engines for your Mercury Cougar based on customer reviews/ratings are:
VALVE SPRING KIT, FOR LS 1.310" BEEHIVE 1 KT
from $592.99
(15)
VALVE SPRING KIT, FOR LS 1.310" BEEHIVE 1 KT
“OKAY”
PERFORMANCE OIL PAN GASKET SET
from $25.49
(3)
PERFORMANCE OIL PAN GASKET SET
“Good product at a reasonable price. Works great.”
Cylinder Head Gasket: Steel Core Composite, Without Head Bolts
from $51.99
(2)
Cylinder Head Gasket: Steel Core Composite, Without Head Bolts
“cometic head gasket is great but prob is dose not seal if the block isn’t mirror finished. many people switch over to felpro and it has worked out gre”