471+ 1978 GMC Jimmy Engine & Drivetrain Parts - Page 3

Engine & Drivetrain (471 products)

Sealed Power

Part # 4926MA

Fits All Trims

Engine Crankshaft Main Bearing Set

$108.66

Fel-Pro

Part # FS8510PT

Fits All Trims

Fel-Pro Chevrolet Impala FS 8510 PT Engine Gasket Set

$114.52

Spectre

Part # 5321

Fits All Trims

Spectre BB Chevy Valve Cover Spreader Bar Kit SB Chevy - Chrome

$12.20

Clevite

Part # CB745A10(6)

Fits All Trims

Clevite Chevrolet 4 6 8 112-121-122-134-153-194-230-250-265-283-302-327 1955-02 Con Rod Bearing Set

$32.14

MAHLE Original Buick Apollo 75-73 Valve Cover Set

Victor Reinz

Part # VS39693

Fits All Trims

MAHLE Original Buick Apollo 75-73 Valve Cover Set

$28.57

Cometic Chevy Gen1 Small Block V8 .060in AFM Oil Pan Gasket Kit-Left Side Dipstick

Cometic Gasket

Part # C5295-060AFM

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .060in AFM Oil Pan Gasket Kit-Left Side Dipstick

$44.71

Double Ended Stud- 3/8-16 x 1-1/4in and 3/8-16 x 7/16in

Dorman

Part # 29200

Fits All Trims

Double Ended Stud- 3/8-16 x 1-1/4in and 3/8-16 x 7/16in

$13.25

Dorman

Part # 264-104

Fits All Trims

Engine Oil Pan

$87.16

Sealed Power

Part # 140M

Fits All Trims

Engine Crankshaft Main Bearing Set

$112.97

Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.020in Bore-.040in MLS Cyl Head Gasket

Cometic Gasket

Part # PRO1003T-4020

Fits All Trims

Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.020in Bore-.040in MLS Cyl Head Gasket

$305.28

ARB

Part # RD116

Fits All Trims

ARB Airlocker Dana44 30Spl 3.92&Up S/N.

$1299.95

Spectre

Part # 4255

Fits All Trims

Spectre 55-79 SB Chevrolet Engine Oil Dipstick - Chrome

$13.99

Cometic Chevy Gen1 SB V8 .075in AFM Oil Pan Gasket Kit-Left Side Dipstick-Thick & Thin Front Seals

Cometic Gasket

Part # C5295-075

Fits All Trims

Cometic Chevy Gen1 SB V8 .075in AFM Oil Pan Gasket Kit-Left Side Dipstick-Thick & Thin Front Seals

$35.24

Sealed Power

Part # E-251KC

Fits All Trims

Engine Piston Ring Set

$105.68

ARB Airlocker 8.9In 30Spl 3.73&Up Gm 12 Bolt S/N

ARB

Part # RD216

Fits All Trims

ARB Airlocker 8.9In 30Spl 3.73&Up Gm 12 Bolt S/N

$1299.95

Sealed Power

Part # E-251X

Fits All Trims

Engine Piston Ring Set

$60.75

Dorman

Part # 929-836

Fits All Trims

U-Bolt Repair Kit

$67.90

COMP Cams

Part # 1810-16

Fits All Trims

COMP Cams Rockers CS 1.5 1/2in Ultra Pro

$703.55

COMP Cams

Part # 3211

Fits All Trims

COMP Cams Alum Cam Gear Set Chevy 4 & 6

$83.46

Cometic Chevrolet 153 4 Cylinder Gen-3 Inline 6 Timing Cover Gasket Kit

Cometic Gasket

Part # C5053

Fits All Trims

Cometic Chevrolet 153 4 Cylinder Gen-3 Inline 6 Timing Cover Gasket Kit

$25.61

Frequently Asked Questions

Do these parts fit my 1978 GMC Jimmy?

This page groups parts listed for the 1978 GMC Jimmy. 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?

We offer a wide selection of engine & drivetrain parts for the 1978 GMC Jimmy. 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?

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 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 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)

1978 GMC Jimmy(2,244 parts)

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Other GMC Jimmy Years

Engine & Drivetrain (471 products)

Engine Crankshaft Main Bearing Set

Fel-Pro Chevrolet Impala FS 8510 PT Engine Gasket Set

Spectre BB Chevy Valve Cover Spreader Bar Kit SB Chevy - Chrome

Clevite Chevrolet 4 6 8 112-121-122-134-153-194-230-250-265-283-302-327 1955-02 Con Rod Bearing Set

MAHLE Original Buick Apollo 75-73 Valve Cover Set

Cometic Chevy Gen1 Small Block V8 .060in AFM Oil Pan Gasket Kit-Left Side Dipstick

Double Ended Stud- 3/8-16 x 1-1/4in and 3/8-16 x 7/16in

Engine Oil Pan

Engine Crankshaft Main Bearing Set

Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.020in Bore-.040in MLS Cyl Head Gasket

ARB Airlocker Dana44 30Spl 3.92&Up S/N.

Spectre 55-79 SB Chevrolet Engine Oil Dipstick - Chrome

Cometic Chevy Gen1 SB V8 .075in AFM Oil Pan Gasket Kit-Left Side Dipstick-Thick & Thin Front Seals

Engine Piston Ring Set

ARB Airlocker 8.9In 30Spl 3.73&Up Gm 12 Bolt S/N

Engine Piston Ring Set

U-Bolt Repair Kit

COMP Cams Rockers CS 1.5 1/2in Ultra Pro

COMP Cams Alum Cam Gear Set Chevy 4 & 6

Cometic Chevrolet 153 4 Cylinder Gen-3 Inline 6 Timing Cover Gasket Kit

Frequently Asked Questions

Do these parts fit my 1978 GMC Jimmy?

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

What brands make parts for the 1978 GMC Jimmy?

How fast do 1978 GMC Jimmy parts ship?

What warranty do your 1978 GMC Jimmy parts come with?