HUMMER H3 Camshafts & Valvetrain

Valve Lifter Guide, Plastic, Hydraulic Roller, Non-AFM/DOD, Chevrolet, LS, Each

Part Number: ADO-12595365

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Valley Pan Cover, Lifter Valley Cover, Aluminum, Black, Chevy, GMC, Cadillac, LS, Each

Part Number: ADO-12598832

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping
• $20.00 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

• $20.00 Summit Bucks

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

Part Number: ADO-12600326

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Rocker Arms, GM Genuine Parts, Roller Fulcrum, Pedestal, 1.7 Ratio, Steel, Exhaust Side, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12681275

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

Engine Valve Spring, Standard, Replacement, Single, Buick, Cadillac, Chevrolet, GMC, Isuzu, Pontiac, Saab, LS Engine, Each

Part Number: ADO-12706568

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Tensioner, Timing Chain, Chevy, LS, Each

Part Number: ADO-12626407

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

• $20.00 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

• $20.00 Summit Bucks

Rocker Arm Hold-Down Bolts, GM Genuine Parts, Hex Head, Steel, Black Oxide, Designed for L92 and Cathedral Port Heads, Chevy, Small Block LS, Each

Part Number: ADO-12560961

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 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

• $20.00 Summit Bucks

Lifter, Hydraulic Roller, Chevy, GMC, Each

Part Number: ADO-12721203

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $20.00 Summit Bucks

Camshaft Phasers, Variable Valve Timing Assemblies, Sintered Metal, Chevrolet, GMC, Cadillac, Hummer, LS, Each

Part Number: ADO-12606358

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20.00 Summit Bucks
• Special Order

Rocker Arms, ACDelco GM Genuine Parts Rocker Arms, Steel, Roller Fulcruml, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Saturn, Each

Part Number: ADO-24100294

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Camshaft Sprocket Bolt, Steel, Zinc Phosphate, Chevy, L4/L5/L6, Each

Part Number: ADO-12565425

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

SPRING,VLV

Part Number: ADO-12596078

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

BOLT,CM/SHF POSN ACTR

Part Number: ADO-11589234

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Tensioner, Timing Chain, Buick, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Saab, Each

Part Number: ADO-12598504

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

CAMSHAFT,EXH(MCHG)

Part Number: ADO-24100366

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Free Shipping
• $20.00 Summit Bucks
• Special Order

Lifter, Hydraulic Lash Adjuster, 0.472 in. O.D., Each

Part Number: ADO-HL129

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Engine Valve Spring, Engine Valve Spring, SPRING-VLV

Part Number: ADO-12592506

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

VALVE,EXH

Part Number: ADO-12601762

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

CHAIN,BAL

Part Number: ADO-12595030

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

GUIDE ASM-TMG CHAIN

Part Number: ADO-24577380

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

SPROCKET,CM/SHF

Part Number: ADO-24100362

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Timing Chain Tensioners, Replacement, Chevrolet, GMC, Hummer, Isuzu, Each

Part Number: ADO-12588100

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order