2012 GMC SIERRA 1500 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

Rocker Arm, Standard Replacement, Steel, Chevrolet, LS, Each

Part Number: MEL-MR1341

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve, Exhaust, OEM Replacement, 1.55 in. Diameter, .313 in. Stem, 4.920 in. Length, GM/Chevy, GenIII/IV LS, Each

Part Number: MEL-V1935

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Rocker Arm, Intake, Offset, Ductile Iron, Natural, Chevrolet, L92, LS9, LS3, Each

Part Number: NAL-12696105

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Timing Chain, Single Roller, Buick,Cadillac, Chevy, GMC, Izuzu, Hummer, Pontiac, SAAB, Each

Part Number: MEL-3SRH60

Not Yet Reviewed

Estimated Ship Date: Today

Valve Lifter Guide, Plastic, Hydraulic Roller, Front For AFM/DOD, Chevrolet, LS, Each

Part Number: ADO-12669184

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valves, Intake, Steel, 1.940 in. Diameter, .341 in. Stem, 4.880 in. Length, Each

Part Number: MEL-V1931

Not Yet Reviewed

Estimated Ship Date: Today

Timing Chain Tensioner, Aluminum, Chevrolet, GMC, 4.3L, Each

Part Number: MEL-BT5568

Not Yet Reviewed

Estimated Ship Date: Today

Valves, Intake, Steel, 2.163 in. Diameter, .313 in. Stem, 4.872 in. Length, Each

Part Number: MEL-V3240

Not Yet Reviewed

Estimated Ship Date: Today

Valve Lifter Guide, Plastic, Hydraulic Roller, Rear For AFM/DOD , Chevrolet, LS, Each

Part Number: ADO-12669185

Not Yet Reviewed

Estimated Ship Date: Today

Valves, Exhaust, Stainless Steel, 1.500 in. Diameter, 4.920 in. Overall Length, Chevrolet, 4.3L GM V6, 5.0L, 5.7L, Each

Part Number: MEL-V1807

Not Yet Reviewed

Estimated Ship Date: Today

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

Timing Gear, Camshaft Sprocket, 56-tooth, Steel, Chevy, Each

Part Number: CLO-S928T

Not Yet Reviewed

Estimated Ship Date: Today

Camshaft Thrust Bearing, Needle Bearing, Steel, Chevy, LS, Each

Part Number: CLO-9-232

Not Yet Reviewed

Estimated Ship Date: Today

Valve Spring, Single, 1.250 in. Diameter, Chevy, Buick, Cadillac, GMC, Hummer, Pontiac, Isuzu, Saab, Each

Part Number: MEL-VS-2257

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve Lifter Guide, Plastic, Hydraulic Roller, Rear For AFM/DOD, Chevrolet, LS, Each

Part Number: NAL-12669185

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
• Special Order

Rocker Arm Trunnion, Chevy, Each

Part Number: CCA-137021

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

VALVE TRAIN SET UP SPRING

Part Number: MEL-VTSS100

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

• Drop Ship
• Special Order

SPROCKET

Part Number: MEL-S827

Not Yet Reviewed

Estimated Ship Date: Today

TENSIONER

Part Number: MEL-BT5567

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

• Drop Ship
• Special Order

CRANK SPROCKET

Part Number: CLO-S835

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Special Order