684+ 1978 Chevrolet G30 Engine & Drivetrain Sportvan Parts - Page 4

Sportvan · Engine & Drivetrain (566 products)

Exact-fit parts for the 1978 Chevrolet G30 Sportvan.

Cometic Chevy 350/400 Gen1 Small Block V8 Top End Gasket Kit-4.200in Bore-.040in MLS Cyl Head Gasket

Cometic Gasket

Part # PRO1003T-4200-040

Confirmed Fit

Cometic Chevy 350/400 Gen1 Small Block V8 Top End Gasket Kit-4.200in Bore-.040in MLS Cyl Head Gasket

$305.28

COMP Cams

Part # 7993-16

Confirmed Fit

COMP Cams Pushrods CS Hi-Tech 5/16 +.10

$215.77

Cometic Chevrolet Mark-IV Big Block V8 .050in MLS Cylinder Head Gasket - 4.630in Bore

Cometic Gasket

Part # C5331-050

Confirmed Fit

Cometic Chevrolet Mark-IV Big Block V8 .050in MLS Cylinder Head Gasket - 4.630in Bore

$152.35

Cometic Chevrolet Gen-3 Inline 6 .040in MLS Cylinder Head Gasket - 4.125in Bore

Cometic Gasket

Part # C5699-040

Confirmed Fit

Cometic Chevrolet Gen-3 Inline 6 .040in MLS Cylinder Head Gasket - 4.125in Bore

$193.01

COMP Cams

Part # 6011-1

Confirmed Fit

COMP Cams Ss Valve SBC Exh 1.600in 11/32

$19.93

Steel Cup Expansion Plug 2-1/64 In., Height 0.650

Dorman

Part # 555-045

Fits with Conditions

Steel Cup Expansion Plug 2-1/64 In., Height 0.650

$20.52

Fel-Pro

Part # SS10058

Confirmed Fit

Fel-Pro Chevrolet Camaro SS 10058 Engine Valve Stem Oil Seal Set

$18.30

Steel Cup Expansion Plug 2-7/64 In., Height 0.310

Dorman

Part # 555-080

Fits with Conditions

Steel Cup Expansion Plug 2-7/64 In., Height 0.310

$19.18

Dorman

Part # 929-724

Fits with Conditions

U-Bolt Repair Kit

$39.57

Spectra Premium

Part # GMP08A

Fits with Conditions

Engine Oil Pan

$81.83

Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.000in Bore-.040in MLS Cyl Head Gasket

Cometic Gasket

Part # PRO1003T-400-040

Confirmed Fit

Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.000in Bore-.040in MLS Cyl Head Gasket

$305.28

COMP Cams

Part # 1412-1

Confirmed Fit

COMP Cams Magnum Roller Rocker CS 1.52

$20.95

Fel-Pro

Part # OS5197C5

Confirmed Fit

Fel-Pro Chevrolet Corvette OS 5197 C-5 Engine Oil Pan Gasket Set Blue Stripe cork-rubber

$13.85

Sealed Power

Part # WH423DCP

Fits with Conditions

Engine Piston

$35.79

COMP Cams

Part # 613-1

Confirmed Fit

COMP Cams Super Valve Lock 11/32in Non R

$7.95

ATP

Part # 102045

Fits with Conditions

ATP Engine Harmonic Balancer

$98.44

Fel-Pro

Part # 70950

Confirmed Fit

Fel-Pro Chevrolet C10 70950 Exhaust Gas Recirculation (EGR) Valve Gasket

$1.69

COMP Cams

Part # 8100CPG

Confirmed Fit

COMP Cams Ultimate Adj. Timing Set Chev

$272.28

Dorman

Part # 14557

Fits with Conditions

Flywheel Bolts

$12.20

Cometic Chevrolet Mark-IV Big Block V8 .084in MLS Cylinder Head Gasket - 4.375in Bore

Cometic Gasket

Part # C5329-084

Confirmed Fit

Cometic Chevrolet Mark-IV Big Block V8 .084in MLS Cylinder Head Gasket - 4.375in Bore

$163.97

Frequently Asked Questions

Do these parts fit my 1978 Chevrolet G30 Sportvan?

This page groups parts listed for the 1978 Chevrolet G30 Sportvan. 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 Chevrolet G30 Sportvan?

We offer a wide selection of engine & drivetrain parts for the 1978 Chevrolet G30 Sportvan. 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 Chevrolet G30 Sportvan?

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

How fast do 1978 Chevrolet G30 Sportvan 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 Chevrolet G30 Sportvan 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 Chevrolet G30(1,985 parts)

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Other Chevrolet G30 Years

1978 Chevrolet G30(1,985 parts)

Shop by Problem

Other Chevrolet G30 Years

Sportvan · Engine & Drivetrain (566 products)

Cometic Chevy 350/400 Gen1 Small Block V8 Top End Gasket Kit-4.200in Bore-.040in MLS Cyl Head Gasket

COMP Cams Pushrods CS Hi-Tech 5/16 +.10

Cometic Chevrolet Mark-IV Big Block V8 .050in MLS Cylinder Head Gasket - 4.630in Bore

Cometic Chevrolet Gen-3 Inline 6 .040in MLS Cylinder Head Gasket - 4.125in Bore

COMP Cams Ss Valve SBC Exh 1.600in 11/32

Steel Cup Expansion Plug 2-1/64 In., Height 0.650

Fel-Pro Chevrolet Camaro SS 10058 Engine Valve Stem Oil Seal Set

Steel Cup Expansion Plug 2-7/64 In., Height 0.310

U-Bolt Repair Kit

Engine Oil Pan

Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.000in Bore-.040in MLS Cyl Head Gasket

COMP Cams Magnum Roller Rocker CS 1.52

Fel-Pro Chevrolet Corvette OS 5197 C-5 Engine Oil Pan Gasket Set Blue Stripe cork-rubber

Engine Piston

COMP Cams Super Valve Lock 11/32in Non R

ATP Engine Harmonic Balancer

Fel-Pro Chevrolet C10 70950 Exhaust Gas Recirculation (EGR) Valve Gasket

COMP Cams Ultimate Adj. Timing Set Chev

Flywheel Bolts

Cometic Chevrolet Mark-IV Big Block V8 .084in MLS Cylinder Head Gasket - 4.375in Bore

Frequently Asked Questions

Do these parts fit my 1978 Chevrolet G30 Sportvan?

What engine & drivetrain options are available for my 1978 Chevrolet G30 Sportvan?

What brands make parts for the 1978 Chevrolet G30 Sportvan?

How fast do 1978 Chevrolet G30 Sportvan parts ship?

What warranty do your 1978 Chevrolet G30 Sportvan parts come with?