GMC SIERRA 3500 HD Engine Blocks & Accessories

Main Bolts, 6-Bolt Main, Inner Bolts, Chevy, 4.8, 5.3, 5.7, 6.0L, Each

Part Number: NAL-12560272

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Galley Plug, Nylon, White, Chevrolet, Small Block Gen III/IV, LS, Each

Part Number: MEL-MOGP-100

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Piston Oil Kits, Replacement, Billet Steel, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-12678499

Not Yet Reviewed

Estimated Ship Date: Today

Engine Expansion Plug, Brass, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: NAL-9427693

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Engine Expansion, Plug Kit, Stock Replacement, Cylinder Head, 1.250 in. Diameter, Brass, Kit

Part Number: MEL-MPE-901BR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

SHORT MAIN CAP BOLT

Part Number: NAL-11548075

Not Yet Reviewed

Estimated Ship Date: Today

Engine Expansion Plug Kit, Stock Replace

Part Number: MEL-MPE-844R

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order

Alignment Dowel, Engine Timing Cover Alignment Dowel, PIN,O/PMP LOC

Part Number: ADO-90351709

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Engine Expansion Plug Kit, Stock Replace

Part Number: MEL-MPE-845R

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearing Cap Bolt, Engine Crankshaft Main Bearing Cap Bolt, BOLT/SCREW

Part Number: ADO-11610683

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

BOLT/SCREW,CR/SHF BRG CAP

Part Number: ADO-11548076

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

NOZZLE ASM-PSTN OIL

Part Number: ADO-98091189

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Auto Trans Cover Pin

Part Number: ADO-8644685

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order