471+ 1978 GMC Jimmy Engine & Drivetrain Base Parts - Page 8

Base · Engine & Drivetrain (470 products)

Exact-fit parts for the 1978 GMC Jimmy Base.

Mahle

Part # MS-909A-1

Fits with Conditions

Engine Crankshaft Main Bearing Set

$49.87

Clevite

Part # MS1038HX

Confirmed Fit

Clevite Tri Armor GMC Pass & Trk 400 6.6L 1970-80 Main Bearing Set

$138.10

COMP Cams

Part # 501-12

Confirmed Fit

COMP Cams Valve Seals 11/32in O Ring

$12.95

Dorman

Part # 929-738

Fits with Conditions

U-Bolt Repair Kit

$40.97

Cometic Chevrolet Gen-3 Inline 6 .030in MLS Cylinder Head Gasket - 4.125in Bore

Cometic Gasket

Part # C5699-030

Confirmed Fit

Cometic Chevrolet Gen-3 Inline 6 .030in MLS Cylinder Head Gasket - 4.125in Bore

$193.01

Edelbrock

Part # 4243

Confirmed Fit

Edelbrock Gasket Kit for 4242

$44.95

ARB Airlocker 28 Spl Gm8.5In 10Bolt Aam860 S/N *Does NOT Dropship*

ARB

Part # RD221

Confirmed Fit

ARB Airlocker 28 Spl Gm8.5In 10Bolt Aam860 S/N Does NOT Dropship

$1399.95

Dorman

Part # 929-739

Fits with Conditions

U-Bolt Repair Kit

$38.74

Sealed Power

Part # R-9903

Fits with Conditions

Engine Piston Ring Set

$213.87

Fel-Pro

Part # HS8364PT3

Confirmed Fit

Fel-Pro Chevrolet Chevelle HS 8364 PT-3 PermaTorque Engine Cylinder Head Gasket Set

$83.29

Gates

Part # 7360

Confirmed Fit

Gates 73-79 Chevrolet C & K Series Pickup V-8 350 HC41 13/32in x 36-7/8in Auto V-Belt XL

$20.93

Edelbrock

Part # 2103

Confirmed Fit

Edelbrock Perf Plus Cam and Lifters Kit SBC 400

$396.66

COMP Cams

Part # 17002-12

Confirmed Fit

COMP Cams High Energy Alum Rocker SBC 1.

$216.96

Eaton

Part # K-GM12TR

Confirmed Fit

Eaton GM 8.875T 12 Bolt Master Install Kit

$186.04

Dorman

Part # 929-722

Fits with Conditions

U-Bolt Repair Kit

$41.08

MAHLE Original Cadillac Brougham 92-90 Engine Valve Stem Seal Set

Victor Reinz

Part # SS45264

Confirmed Fit

MAHLE Original Cadillac Brougham 92-90 Engine Valve Stem Seal Set

$19.43

Rancho

Part # RS705

Confirmed Fit

Rancho 73-86 Chevrolet Blazer / Full Size Front U-Bolt Kit

$87.37

Edelbrock

Part # 61259

Confirmed Fit

Edelbrock Cylinder Head Victor Jr SBC 23 Deg 220cc Complete for Solid Roller Cam

$1855.00

Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.060in Bore-.040in MLS Cyl Head Gasket

Cometic Gasket

Part # PRO1003T-4060-040

Confirmed Fit

Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.060in Bore-.040in MLS Cyl Head Gasket

$305.28

Fel-Pro

Part # TCS13198

Confirmed Fit

Fel-Pro Chevrolet Nova TCS 13198 Engine Timing Cover Gasket Set

$18.98

Frequently Asked Questions

Do these parts fit my 1978 GMC Jimmy Base?

This page groups parts listed for the 1978 GMC Jimmy Base. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What engine & drivetrain options are available for my 1978 GMC Jimmy Base?

We offer a wide selection of engine & drivetrain parts for the 1978 GMC Jimmy Base. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 1978 GMC Jimmy Base?

We carry parts from trusted brands including Mahle OE, Clevite, COMP Cams, Fel-Pro, and Edelbrock, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1978 GMC Jimmy Base parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 1978 GMC Jimmy Base parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

1978 GMC Jimmy(2,244 parts)

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Other GMC Jimmy Years

1978 GMC Jimmy(2,244 parts)

Shop by Problem

Other GMC Jimmy Years