1978 Mercury Cougar Performance and Racing Products

Essential 1978 Mercury Cougar Performance and Racing Products

Hurst – Manual Shifter, Super Street (Part No.3917535)

Manual Shifter, Super Street

from

$491.99
The industry standard for over 30 years, this shifter offers state of the art transmission control for popular manual transmissions. Dedicated applications assure a custom fit to a wide variety of vehicles.

Product Features:
  • 7.5 in. Tall Chrome Plated Stick
  • High Mounting Design
  • Heat Treated Components
  • Adjustable Gear Stops
  • Complete With Hardware
See More

Edelbrock – Performer-Link Adjustable True-Roller Timing Chain Set (Part No.7830)

Performer-Link Adjustable True-Roller Timing Chain Set

from

$80.99


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
See More

Richmond Gear – RngPnn (Part No.F9500)

RngPnn

from

$191.99
RngPnn

B & M – Shift Improver Kit (Part No.40264)

Shift Improver Kit

from

$149.99
Shift Improver Kit – 1992 to 1995 Ford, Lincoln, Mercury AODE/4R70W Application: 1992 to 1995 Ford, Lincoln, Mercury AODE/4R70W Recalibrate your automatic transmission for optimum performance and extended life! Provides crisp shifts on any stock automatic transmissions. Elimination of soft sluggish shifts, shift overlap, and excess wear on clutches and bands due to slippage. Improves transmission life. Transmission removal not required. The B&M Shift Improver Kit the easiest way to get the stout performance you’ve always wanted out of your automatic transmission – and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit. All you need are a few dollars and some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Just ask the thousands of satisfied customers that have installed one in their transmissions! Stage 1 – Heavy Duty Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for regular passenger vehicles. Stage 2 – Street/Strip Provides very positive shifts for high performance street use or for competitive events. This model is for the enthusiast who wants the hardest, quickest possible shift.

Product Features:
  • Provides Crisp Shifts
  • On Any Stock Automatic Transmission
  • Eliminates Soft/Sluggish Shift
  • Eliminates Shift Overlap
  • Eliminate Clutch and Band Wear
See More

Energy Suspension – Sway Bar End Link Kit (Part No.9.8121G)

Sway Bar End Link Kit

from

$26.99
Made of high durometer, very firm, Hyper-Flex performance polyurethane. They’re economical, increase efficiency and are easy to install. Use Energy Suspension sway bar end links with sway bar bushings to get the maximum performance benefit. Combine both for the same effect as buying a larger sway bar. Together they offer a dramatic improvement in performance and handling.

Product Features:
  • Made from HYPER-Flex Polyurethane
  • Allows Vehicle to Work At Maximum Efficiency
  • Easy to Install
  • Superior Performance and Greater Longevity
  • Lasts Much Longer Than OEM Rubber End Links
See More

Mallory – Unilite Electronic Ignition Distributor Series 37 (Part No.3755401)

Unilite Electronic Ignition Distributor Series 37

from

$455.99
The industry standard with adjustable mechanical advance curve. Triggered by photo-optic infrared LED system. Improved combustion efficiency and economy, increased spark plug life and cold weather starting, and maintenance free operation.

Product Features:
  • Improved Combustion And Economy
  • Increased Spark Plug Life
  • Improved Cold Weather Starting
  • Maintenance Free Operation
  • Accurate Spark Timing
  • Self-Lubricating Bushings
  • Years Of Trouble-Free Service
See More

FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1632)

Engine Valve Cover Gasket Set

from

$31.49
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

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.
See More

MSD Ignition – Rotor Assembly; Chevy V8 Cap-A-Dapt (Part No.8421)

Rotor Assembly; Chevy V8 Cap-A-Dapt

from

$51.99
MSD Ignition is a company built on Customer Satisfaction and Service. That is why all of MSD products go through regimented test procedures before they are ever packaged and shipped. MSD stands behind its products for one full year after purchase

Product Features:
  • Rotor phasing can be adjusted.
  • Ideal When Atomic TBI Is Controlling The Timing
See More

Competition Cams – XE Computer Controlled 206/212 Hydraulic Roller Cam K-Kit for Ford 5.0L (Part No.K35-512-8)

XE Computer Controlled 206/212 Hydraulic Roller Cam K-Kit for Ford 5.0L

from

$1157.99
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 fuel injected 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.
See More

Edelbrock – Pushrod Set for Small Block Ford 289-302 (Part No.9632)

Pushrod Set for Small Block Ford 289-302

from

$210.99
Product Features:
  • Case-Hardened Tubing
  • Surface Hardening
  • Welded Ends
  • 0.3125 in. Diameter
  • Use with or without Hardened Steel Guideplates
See More

Holley – Mechanical Fuel Pump (Part No.12-289-11)

Mechanical Fuel Pump

from

$165.99
Mechanical fuel pump made from heavy duty construction for continuous high RPM operation. Fuel body casting can be rotated to accommodate various plumbing situations. Fuel pressure regulator is not required.

Product Features:
  • High Output Fuel Flow
  • Flows 110 gph Free Flow
  • Shutoff Pressure Pre-Set From 6.5 To 8 PSI
  • Fuel Pressure Regulator Is Not Required
  • Heavy Duty Construction For Continuous High rpm Operation
  • Fuel Body Casting Can Be Rotated For Plumbing Situations
  • Inlet And Outlet Tapped For 3/8 in. NPT
  • Inlet/Outlet Tapped For 3/8 in. NPT
See More

MSD Ignition – Wire Set; Street Fire; Multi-Angle plug; HEI; Universal (Part No.5550)

Wire Set; Street Fire; Multi-Angle plug; HEI; Universal

from

$67.99
The street fire spark plug wires feature a low resistance conductor that’s wrapped in a sleek and durable black sleeve. The terminals are covered in black boots that protect the conductor from engine heat to ensure spark delivery.

Product Features:
  • Helically wound conductor suppresses electro and radio noise
  • Kevlar core combination for great strength and durability
  • Heavy Duty Terminals For Secure Connection
  • 8mm silicone and synthetic jacket resists heat and abrasion
  • 500 Ohms/ft. Resistance For Improved Spark Delivery And Power
  • Silicone Boots Protect Against High Exhaust Temps
See More

Accel – Super Coil Ignition Coil (Part No.140001)

Super Coil Ignition Coil

from

$98.99
These coils feature advanced bobbin technology, highly specialized silicone magnetic steel cores, along with optimized winding, resistance and turns ratios to delivery 10-15 percent more energy than the OEM coils. Specialized high temperature epoxy resist

Product Features:
  • Oil Filled For Better Cooling
  • Optimized Low Resistance
  • Silicon Magnetic Steel E-Core
  • Higher Energy/Voltage Outputs
  • Quicker Starts
  • Improved Idle Quality
  • Resists Shock And Vibration
  • Resists Corrosion
See More

Edelbrock – Street Legal Performer; Cylinder Head (Part No.603519)

Street Legal Performer; Cylinder Head

from

$958.99
50 state street legal aluminum cylinder head. Out-of-the-box bolt-on performance. Intake valves are used for stock pistons.

Product Features:
  • 50-State Street Legal Aluminum Cylinder Head
  • Out-of-the-Box Bolt-On Performance
  • Hand-Blended Intake and Exhaust Bowls
  • CNC-Matched Intake/Exhaust Ports in Std Location
  • Thicker Deck Surfaces than Other Brands
  • Heli-Coils in Rocker Studs and Exhaust Bolt Holes
See More

Edelbrock – Performer RPM 2 Carb/Plate Nitrous Systems Square-Bore Carbs (200-300-400+ Hp) (Part No.70056)

Performer RPM 2 Carb/Plate Nitrous Systems Square-Bore Carbs (200-300-400+ Hp)

from

$1243.99
Designed for carburetor V8 engines. Power increases from 200 to 400 horsepower. Simple to install. Shorter spray bars. More even distribution across the plenum. A more balanced air and fuel ratio. Quicker response time.

Product Features:
  • Designed For Carbureted V8 Engines
  • Power Increases From 200-400_ HP
  • Simple To Install
  • Shorter Spray Bars
  • More Even Distribution Across The Plenum
  • A More Balanced Air/Fuel ratio
  • Quicker Response Time
See More

Edelbrock – Performer RPM; Nitrous Systems (Part No.70092)

Performer RPM; Nitrous Systems

from

$766.99


Product Features:
  • Designed For Carbureted V8s
  • Power Increases From 100-250 HP
  • Precision EDM Machined Spray Bars
  • Simple To Install
See More

Hays – Performance; Flywheel (Part No.22-830)

Performance; Flywheel

from

$548.99
Hays aluminum flywheels are manufactured from certified billet material that will not break up under the stress of high RPM and severe punishment of racing. Features replaceable steel surface insert. Precision balanced to either neutral (internal) or Detroit (external) specifications. Meets SFI specification 1.1 for racing.

Product Features:
  • Certified Billet Material
  • Borg and Beck Clutch Pattern
  • Long-Style Clutch Pattern
  • Ring Gear Securely Mounted To Prevent Spinning
See More

MSD Ignition – Distributor Cap; Ford HEI (Part No.8408)

Distributor Cap; Ford HEI

from

$51.99
MSD molds our most popular V8 distributor caps in-house. These caps are injection molded from DuPont? Rynite material and feature spark plug-style terminals. These terminals offer improved locking connections and the Rynite material is extremely strong with excellent dielectric properties. Plus, most caps have an optional wire retainer that is supplied with these caps to lock the wires in place.

Product Features:
  • Designed w/Performance In Mind
  • High Quality Material
  • Stainless Terminals
  • Performance replacement part
See More

B & M – CONVERTER AOD HP (Part No.40437)

CONVERTER AOD HP

from

$297.99
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

Edelbrock – Sure Seat; Valve Spring (Part No.5972)

Sure Seat; Valve Spring

from

$47.99
Complete kit includes retainers and locks. Springs made of highest quality spring wire. Springs precision wound to close tolerances. Includes superior quality steel retainers. Includes 7 degree heat-treated valve stem locks. Retainers and locks black oxide coated. Non-Rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.

Product Features:
  • For Use With Cast Iron Heads
  • Springs Made of Highest Quality Spring Wire
  • Springs Precision Wound To Close Tolerances
  • Use with Original Equipment Heads Only
See More

Mr. Gasket – Intake Gasket (Part No.214)

Intake Gasket

from

$30.99
Mr. Gasket standard intake gasket sets are manufactured from a blend of nitrile rubber and fiber, for excellent sealing and durability. They’re precision die-cut for each specific application to ensure a great fit, and can be custom-trimmed for modified ports where needed. The sets come complete with all necessary seals and block-off plates.

Product Features:
  • Designed to ensure excellent sealing
  • Provides long lasting durability
See More

Energy Suspension – Control Arm Bushing Set (Part No.4.3106G)

Control Arm Bushing Set

from

$16.99
For both front and rear of suspensions on cars, trucks and SUVs. Maintains proper alignment under extreme conditions on and off-road and during competition. Improves vehicle handling, cornering and overall control. Full floating for smoother operation. Made of Energy’s Hyper-Flex performance polyurethane to add performance and durability.

Product Features:
  • Maintains Better Alignment While Driving
  • Full Floating and Non Binding
  • Fits Into the Remaining Stock Control Arms
See More

Motive Gear – Differential Mini Spool (Part No.MS9-28)

Differential Mini Spool

from

$33.99


Product Features:
  • MINI SPOOL 8″ & 9″ 28 SPLN STL 090428
See More

K&N – Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine (Part No.HP-3001)

Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine

from

$17.99
K&N premium oil filters are meticulously engineered to offer outstanding filtration and engine protection. The heavy-duty canister is engineered to be exceptionally durable, and a one-inch welded hex nut can be used for quick and easy filter removal. Each filter is specifically designed to withstand the service intervals recommended by vehicle manufacturers.
See More

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
See More

MSD Ignition – Distributor Gear; Ford; 302; Iron (Part No.85832)

Distributor Gear; Ford; 302; Iron

from

$35.99
This gear test fixture features variable rpm and oil pressure control allowing MSD engineers the ability to maintain the exact conditions that they want for gear tests. Severe loads can be placed on the gear and the fixture can spin up to 10,000 rpm. Features increased outer hardened layer thickness (RC 55-60). Micro polished surface for smooth contact. Proprietary formulated ductile iron. Melonite QPQ coated reduces friction and initial wear. Interstitial carbide concentration improves wear resistance and running properties.

Product Features:
  • Increased outer hardened layer thickness (RC 55-60)
  • Micro Polished Surface For Smooth Contact
  • Proprietary formulated ductile iron.
  • Melonite QPQ coated reduces friction and initial wear
  • Interstitial carbide improves wear resistance/running properties
See More

Spectre – Oil Pan (Part No.5489)

Oil Pan

from

$144.99
Spectre’s Oil Pan was designed for Ford 260-302 engines requiring front sump application. This stock 4 quart capacity pan features a triple chrome-plated finish and durable steel construction. Precision engineered for optimum fit and function, this high quality OEM replacement part is easy to install.

Product Features:
  • Triple chrome-plated steel
  • For Ford 260-302 engines requiring front sump application
  • Stock 4 quart capacity
  • Easy to install with no special tools or skills required
  • Stock capacity
See More

Popular 1978 Mercury Cougar Performance and Racing Products Categories

1978 Mercury Cougar Performance and Racing Products

You count on your 1978 Mercury Cougar to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Performance and Racing Products. With 148 Performance and Racing Products ranging in price from $5.99 to $1,243.99, you’re sure to find everything you need for your 1978 Mercury Cougar.

Brands matter. If you want to shop a specific Performance and Racing Products brand, we stock 18 different brands like K&N, Accel, and FEL-PRO Performance. 1978 Mercury Cougar Performance and Racing Products start as low as $5.99!

One of the best ways to find top quality OEM or aftermarket Performance and Racing Products is by asking professionals. Short of that, you can shop with confidence thanks to our 702 extensive product reviews on 1978 Mercury Cougar Performance and Racing Products. Some of the top-rated Performance and Racing Products products we carry are 289-302 Ford Head Bolt Kit with 2.0 stars and High Perf. Full-Flow Lube Spin-on with 4.0 stars.

Did we mention you can order your Performance and Racing Products from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Performance and Racing Products inventory for your 1978 Mercury Cougar below to get started!

Top-Rated Performance and Racing Products Brands For Your 1978 Mercury Cougar

Trusted Performance and Racing Products OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1978 Mercury Cougar running right for years to come. In our inventory you’ll find brands like K&N, Accel, FEL-PRO Performance, and even more.

Popular K&N Performance and Racing Products

You’ll find popular K&N brand products across Performance Oil Filters. All are waiting to get your 1978 Mercury Cougar back on the road. Some of the top-rated K&N products in these categories are:

Top-Rated Performance and Racing Products


If are what you’re looking for, our inventory holds plenty. We stock brand Performance and Racing Products for your 1978 Mercury Cougar, and some of our most reviewed parts include:
Super Stock Coil
from $40.99
(54)
Super Stock Coil
Performance Coils

FAQs for 1978 Mercury Cougar Performance and Racing Products

What are the most purchased Performance and Racing Products for the 1978 Mercury Cougar?

Out of 148 Performance and Racing Products for the 1978 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
Wire Set; Street Fire; V8 Multi-Angle; Socket/HEI Universal
from $67.99
(25)
Wire Set; Street Fire; V8 Multi-Angle; Socket/HEI Universal
Performance Spark Plug Wires
Tie Rod Dust Boot
from $9.99
(1)
Tie Rod Dust Boot
Performance Tie Rod End Boots

What are the top-rated 1978 Mercury Cougar Performance and Racing Products?

Top-rated Performance and Racing Products for your 1978 Mercury Cougar based on customer reviews/ratings are:
289-302 Ford Head Bolt Kit
from $107.99
(7)
289-302 Ford Head Bolt Kit
“Great quality bolts. They include thread locker. Would definitely recommend to anyone replacing their heads.”
High Perf. Full-Flow Lube Spin-on
from $16.99
(4)
High Perf. Full-Flow Lube Spin-on
“Filter size for my boat. OMC 460. works fine. HP filters have a bypass so that clogs do not cause the engine to starve for oil… important for HP eng”
Wire Set; Street Fire; Multi-Angle plug; HEI; Universal
from $67.99
(3)
Wire Set; Street Fire; Multi-Angle plug; HEI; Universal
“GREAT PRODUCT”