1978 Checker Marathon Car Parts & Accessories

You have come to the right place if you need new or replacement parts for your 1978 Marathon. Advance Auto carries over 799 aftermarket parts for your 1978 Checker Marathon, along with original equipment manufacturer (OEM) parts. You will find amazing prices on 1978 Marathon Transmission Parts and Clutch Systems. Plus, our selection of 1978 Body Parts for your Marathon are some of the lowest in the market.

Find replacement parts and upgrades for your 1978 Checker Marathon. Use our customer reviews of Automotive Accessories parts and others, along with user ratings on the many of the products we offer. You won’t find an easier way to shop for 1978 Checker Marathon performance parts, 1978 Checker Marathon body parts, interior components, or any type of part for that matter. Get your Marathon upgraded or back in pristine shape by shopping Advance Auto Parts.

1978 Checker Marathon Body Parts

Below you can find the top 1978 Checker Marathon aftermarket accessories. Want to see the complete catalog of Body Parts? Click on “View All” to view each individual Checker 1978 Marathon part.

K-Source – Replacement Glass (Part No.99143)

Replacement Glass

from

$10.99
Replacement Glass for 71-76 Centurion; 73-79 Century71-90 LeSabre; 73-87 Regal; 70-85 Skylark; 77 Special; 60-82; 71-76 Brookwood Wagon; 70-81 Camaro; 71-90 Caprice; 71-90 Caprice; 71-79 Concourse; 73-87 El Camino; 71-76 Impala; 73-77; 73-88 Monte Carlo;

Product Features:
  • The glass measures 3 1/2″ inches tall by 5″ inches wide and 5 3/16″ inches diagonally.
  • Glass fits mirrors with power functions only.
  • Step-by-step instructions for easy installation
  • Mounting tape included for low-hassle stick-on installation
  • Most economical way to replace cracked mirror glass versus the entire mirror housing
  • Flat
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1978 Marathon Transmission Parts

Customers frequently purchase these best-selling 1978 Checker Marathon Transmission Parts.

National – Multi Purpose Seal (Part No.6712NA)

Multi Purpose Seal

from

$10.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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National – Multi Purpose Seal (Part No.9449)

Multi Purpose Seal

from

$9.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Felpro – Transmission Oil Pan Gasket (Part No.TOS 18621)

Transmission Oil Pan Gasket

from

$9.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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ATP – AT SOLENOID SEAL (Part No.JO-15)

AT SOLENOID SEAL

from

$3.99
AT SOLENOID SEAL

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

Tork Master 3000

from

$499.99
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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National – Bearings (Part No.A-3)

Bearings

from

$14.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-48)

Automatic Transmission Vacuum Modulator

from

$34.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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National – Multi Purpose Seal (Part No.8792S)

Multi Purpose Seal

from

$6.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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National – Multi Purpose Seal (Part No.5778)

Multi Purpose Seal

from

$23.29
National« has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today┐s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20░F to 300░F / -29░C to 49░C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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Pro-King – Automatic Transmission Remanufactured Torque Converter (Part No.GM3)

Automatic Transmission Remanufactured Torque Converter

from

$204.99
Remanufactured using industry-leading techniques to assure enhanced torque performance and extended life. Each unit is harmonically balanced and leak tested with any inherent OE weaknesses corrected. Pro-King torque converters are subject to random ISO 9001 quality tests before leaving the factory.

Product Features:
  • Fluid Balanced
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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-28)

Automatic Transmission Vacuum Modulator

from

$33.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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Dorman – Help – Clutch Pilot Bushing (Part No.14650)

Clutch Pilot Bushing

from

$8.29
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Driveworks – Oil Seal (Part No.S-9449)

Oil Seal

from

$1.99
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Pro-King – Automatic Transmission Deluxe Rebuild Kit (Part No.KS-15)

Automatic Transmission Deluxe Rebuild Kit

from

$222.99
One of the most complete rebuild kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Include steels, frictions, gaskets, and filter
  • Includes Band and Modulator (if applicable)
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National – Multi Purpose Seal (Part No.5208)

Multi Purpose Seal

from

$18.29
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Driveworks – Oil Seal (Part No.S-6712NA)

Oil Seal

from

$6.29
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

from

$8.99
AT OIL PUMP ORING

Dorman – Clutch Pilot Bushing (Part No.690-014.1)

Clutch Pilot Bushing

from

$7.99
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Pro-King – Automatic Transmission Basic Rebuild Kit (Part No.KB-828)

Automatic Transmission Basic Rebuild Kit

from

$84.99
This Basic Rebuild Kit contains a complete gasket Kit and friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Does not include steels or filter
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ATP – AT MODULATOR VALVE (Part No.JX-76)

AT MODULATOR VALVE

from

$48.99
AT MODULATOR VALVE

ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

from

$10.99
AT FRT PUMP BUSHING

Driveworks – Auto Transmission Shift Shaft Seal (Part No.S-8792S)

Auto Transmission Shift Shaft Seal

from

$2.49
Product Features:
  • Brand may vary by location
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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

$299.99
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
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Spectre – Trans Pan Turbo 400 Ex (Part No.5459)

Trans Pan Turbo 400 Ex

from

$64.99
Spectre’s Transmission Pans provide a show quality replacement for a wide variety of transmissions, and include a drain plug to allow convenient fluid changes. This high capacity pan was designed to fit GM TH400 transmissions. Manufactured from high quality steel with a triple chrome-plated finish, this pan has a finned surface to offer improved cooling.

Product Features:
  • Manufactured from triple chrome-plated steel
  • Designed for GM TH400 transmissions
  • Includes drain plug
  • High capacity
  • Features fins for added cooling
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Mr. Gasket – Auto Trans Oil Pan (Part No.9766ZMRG)

Auto Trans Oil Pan

from

$53.99
These pans are offered in stock depth or deep with extra capacity and available in both steel and aluminum to fit your specific needs. Includes the drain plug, gasket and hardware.

Product Features:
  • Zinc/Steel
  • Stock capacity
  • Includes drain plug, gasket and hardware
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National – Multi Purpose Seal (Part No.5092)

Multi Purpose Seal

from

$44.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

ATP – AT MSTR REP KIT PLUS (Part No.JMS-9)

AT MSTR REP KIT PLUS

from

$368.99
AT MSTR REP KIT PLUS

ATP – AT MASTER REPAIR KIT (Part No.JM-9)

AT MASTER REPAIR KIT

from

$253.99
AT MASTER REPAIR KIT

1978 Marathon Clutch Systems

No need for it to be difficult to find Clutch Systems for your 1978 Checker Marathon. Compare prices, read reviews, and buy your Marathon Clutch Systems online for delivery or in-store pick up.

LuK – Clutch Kit (Part No.04-064)

Clutch Kit

from

$139.99
LuK: The brand professionals trust! For over thirty years, automotive aftermarket technicians have staked their reputation – and their customers’ satisfaction – on LuK RepSet(R) clutch components. Each set contains everything you need to get the job done right: new clutch, disc, release bearing, pilot bearing (where required), spline tool and lubricant. As an original-equipment supplier, LuK develops the performance specifications for individual vehicle applications. LuK offers the highest in-house manufactured content of any supplier in the industry.
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LuK – Clutch Kit: 11" Disc Diameter, 1 1/8" Input Shaft Diameter, 10 Tooth Spline (Part No.04-049)

Clutch Kit: 11" Disc Diameter, 1 1/8" Input Shaft Diameter, 10 Tooth Spline

from

$138.99
LuK: The brand professionals trust! For over thirty years, automotive aftermarket technicians have staked their reputation – and their customers’ satisfaction – on LuK RepSet(R) clutch components. Each set contains everything you need to get the job done right: new clutch, disc, release bearing, pilot bearing (where required), spline tool and lubricant. As an original-equipment supplier, LuK develops the performance specifications for individual vehicle applications. LuK offers the highest in-house manufactured content of any supplier in the industry.

Product Features:
  • Application matched for OE form, fit, and function
  • Manufactured with high-quality materials, using cutting edge technology and processes
  • Stock photo – Actual parts and materials may vary.
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Dorman – Clutch Pilot Bushing .593 In. x 1.09 In. Type A, Length .750 In. (sold by each) (Part No.690-014)

Clutch Pilot Bushing .593 In. x 1.09 In. Type A, Length .750 In. (sold by each)

from

$5.99
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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ARP Auto Racing – For Use With 265/ 502 Chevy V8, 3/8"-16 Thread, 200000Psi Tensile, Hex Head (Part No.230-2202)

For Use With 265/ 502 Chevy V8, 3/8"-16 Thread, 200000Psi Tensile, Hex Head

from

$34.99
The importance of pressure plate bolts in a racing or Hi-Performance street application cannot be emphasized nearly enough. These fasteners play a key role in both the performance and safety of a vehicle. Because of this, ARP has developed special pressure plate bolts that are application specific to ensure the optimum grip length. ARP offers High Performance Series bolts that are made from a premium grade chrome moly and hardened to a nominal tensile strength of 180,000 PSI. The Pro Series bolts, originally developed for NASCAR competition, are stronger and rated at 200,000 PSI. Both models feature a large diameter, low profile design. Complete with washers.

Product Features:
  • High Performance Series Bolts That Are Made From A Premium Grade Chrome Moly And Hardened To A Nominal Tensile Strength Of 180,000 Psi
  • Special Application Specific Pressure Plate Bolts To Ensure The Optimum Grip Length
  • Large Diameter, Low Profile Design
  • Complete With Washers
  • 200,000 PSI
  • 1″ Underhead Length
  • 3/8″-16 Thread Size
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ARP Auto Racing – ARP Flywheel Bolt Kit (Part No.100-2801)

ARP Flywheel Bolt Kit

from

$12.99
ARP offers two styles of Flywheel bolts: premium grade Pro Series, with a 200,000 psi rating and High Performance, with a 180,000 psi rating. They are both heat-treated prior to thread rolling and machining, feature an exclusive, flat, 12-point head design and larger than stock shank diameter for increased strength and improved flywheel register. Kits include washers and nuts where applicable.

Product Features:
  • 7/16″-20 Thread Size(s)
  • 8740 Chromoly
  • Black Oxide
  • Ford 289-460
  • Chevy 90 Degree V6 & 265-454 With 2PC Rear Seal
  • Set of 6
  • 1″ Underhead Length
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Hays – Flywhl:55-85 V6:Sbc:Bbc:348-409:14Lb:168 (Part No.20-130HYS)

Flywhl:55-85 V6:Sbc:Bbc:348-409:14Lb:168

from

$580.99
Flywhl:55-85 V6:Sbc:Bbc:348-409:14Lb:168

Lakewood – Power Train (Part No.RM-920)

Power Train

from

$229.99
Power Train

Lakewood – Power Train (Part No.RM-901)

Power Train

from

$218.99
Power Train

Lakewood – Power Train (Part No.RM-902)

Power Train

from

$193.99
Power Train

Lakewood – Power Train (Part No.RM-922)

Power Train

from

$121.99
Power Train

1978 Marathon Automotive Accessories

Customers frequently purchased the following top Automotive Accessories for their 1978 Marathon. Click on “View All” to see more great prices on 1978 Marathon aftermarket replacement Automotive Accessories.

Budge – Rain Barrier Car Cover, Gray, Size 4: Fits Cars up to 228" Long, Outdoor Protection, Water Resistant, Breathable (Part No.RSD-4)

Rain Barrier Car Cover, Gray, Size 4: Fits Cars up to 228" Long, Outdoor Protection, Water Resistant, Breathable

from

$128.99
The Budge Rain Barrier car cover offers easy to use, 100% waterproof indoor and outdoor protection. This vehicle cover is constructed from a 3 layer material consisting of an inside and outside layer of spun-bond polypropylene. The middle layer is made from a waterproof film. Unlike most waterproof car covers, the Budge Rain Barrier features micro-pore technology that allows condensation to escape as evaporated gas, giving your vehicle inside and outside protection. This cover is great for outdoor and indoor use. The soft, nonabrasive material will not harm the surface of your vehicle. This cover features a full elastic hem and built-in grommets. This cover is available in a tan color. Includes a storage bag and antenna patch. Our car covers are available in a variety of sizes that will popular car makes and models. This car cover fits cars 228″ L x 60″ W x 51″ H.

Product Features:
  • This car cover fits cars 228″ L x 60″ W x 51″ H
  • This waterproof car cover will defend against outdoor elements like rain, snow, sun, dirt, dust and more
  • This car cover is made from a 3 layer microporous material that makes an ultimate rain barrier
  • This vehicle cover features ultrasonically welded seams for extra durability
  • Elasticized hem and sewn-in grommets hold your car cover in place in windy-conditions
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Kat’s – Freeze Plug Heater (Part No.11610)

Freeze Plug Heater

from

$36.99
Freeze Plug Heater, also referred to as a block heater or frost plug heater is the most reliable and efficient way to pre-heat your engine. Operates by being directly submerged into coolant and heating the block. Requires mechanical ability to install.

Product Features:
  • Saves wear and tear on your engine
  • Simple installation directly into engine block
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1978 Marathon Interior Products

ATP – SPEEDO GEAR (Part No.YA-15)

SPEEDO GEAR

from

$12.99
SPEEDO GEAR

ATP – SPEEDO GEAR (Part No.YA-16)

SPEEDO GEAR

from

$14.99
SPEEDO GEAR

ATP – SPEEDO GEAR (Part No.YA-17)

SPEEDO GEAR

from

$19.99
SPEEDO GEAR

ATP – SPEEDO GEAR (Part No.YA-18)

SPEEDO GEAR

from

$17.99
SPEEDO GEAR

Carquest Premium – Horn (Part No.HAC1001)

Horn

from

$31.49
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • CarQuest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
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