1998 GMC Engine Blocks & Accessories

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Cylinder Head Locating Dowel Pin, Steel, Chevy, Each

Part Number: ADO-12558081

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Cylinder Head Pin, 0.3094 in. O.D., 0.563 in. Height, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-585927

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Today

Freeze Plugs, Steel, 0.438 in. Diameter, Chevy, Chrysler, Dodge, Eagle, Ford, GMC, Jeep, Mercury, Set of 10

Part Number: RNB-555-003

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Oil Galley Plug, GM 4-Cylinder, 2.2L, Each

Part Number: CLO-P9115

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 10, 2026 if ordered today

• Drop Ship
• Special Order

Engine Cylinder Head Dowel Pin, Engine Cylinder Head Dowel Pin, PIN-CYL HD DOWL

Part Number: ADO-14024244

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Special Order

STUD-OIL PAN

Part Number: ADO-14080362

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

• Special Order

Expansion Plugs, Steel, Diameter 1.662 in., GM, Each

Part Number: RNB-555-110

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Special Order

VENTED OIL GALLEY PLUG

Part Number: MEL-MPC-393V

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Special Order