HUMMER Camshafts & Valvetrain

Timing Cover, Aluminum, Natural, Chevy, LS, Each

Part Number: ADO-12600326

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20 Summit Bucks

Lifters, GM Genuine Parts, Hydraulic Roller Style, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-12698945

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20 Summit Bucks

Timing Gears, Camshaft Sprockets, OE Replacement, 44-Tooth, 5.354 in. O.D., Steel, GM, LS, Each

Part Number: ADO-12576407

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20 Summit Bucks

Tensioner, Timing Chain, Chevy, LS, Each

Part Number: ADO-12626407

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

• $20 Summit Bucks

Rocker Arm Shaft Support, GM Genuine Part, Aluminum, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12552203

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Valves, GM Genuine Parts Engine Valves, Intake, Steel, 4.812 in. Overall Length, Buick, Cadillac, Chevrolet, GMC, Hummer, Saab, Each

Part Number: ADO-12627971

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Engine Timing Chain Guide, Engine Timing Chain Guide, GUIDE,TMG CHAIN

Part Number: ADO-12590962

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• $20 Summit Bucks
• Special Order

Valves, GM Genuine Parts Engine Valves, Intake, Steel, 4.812 in. Overall Length, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12563063

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Engine Timing Chain Guide, Engine Timing Chain Guide, SHOE,TMG CHAIN TENSR

Part Number: ADO-12568766

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• $20 Summit Bucks
• Special Order

VALVE,EXH

Part Number: ADO-12601762

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

• $20 Summit Bucks
• Special Order

COVER-ENG FRT (MCHG)

Part Number: ADO-12594939

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Valves, GM Genuine Parts Engine Valves, Intake, Stainless Steel, 4.909 in. Overall Length, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Each

Part Number: ADO-12627970

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• $20 Summit Bucks
• Special Order

GUIDE,BALR CHAIN

Part Number: ADO-12588053

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• $20 Summit Bucks
• Special Order

MAGNET-CM/SHF POSN ACTR

Part Number: ADO-12653140

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• $20 Summit Bucks
• Special Order