1981 GMC Engines & Components

Pistons, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-3437HC-030

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Harmonic Balancer, Dual Keyway, Internal Balance, Steel, Black, , Chevy Small Block, Each

Part Number: ATI-917780K

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Rocker Arm Nut, Self-locking, Non-roller, 7/16-20 in. Rocker Stud Thread Diameter, Chevrolet, Ford, GMC, Mercury, Each

Part Number: MEL-MRM-1793

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Bearings, P Series, 1/2 Groove, Standard Size, TM-77, Chevy, GMC, 230, 250, 292, Set

Part Number: CLE-MS617P

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Adapter, Oil Filter, Sandwich, Aluminum, Natural, 13/16-16 in. Thread, 1/2 in. NPT Inlet/Outlet, Each

Part Number: TRD-1322

4.06 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

Valve Springs, Sure Seat, Single, 1.222 in. Outside Diameter, Non-Rotator, Chevy, Small Block, Set of 16

Part Number: EDL-5802

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Rod Bearings, XP-Series, .030 in. Crankshaft Undersize, Tri Metal, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN030

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 258/265, Lift .426/.420, Chevy, Small Block, Kit

Part Number: CCA-CL12-670-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Timing Chain and Gear Set, Double Roller, Iron Cam Gear, Steel Crank Gear, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Set

Part Number: MEL-3-163S

3.85 out of 5 stars ( 13 )

Estimated Ship Date: Tomorrow

Camshaft, Hydraulic Roller Tappet, Advertised Duration 280/290, Lift .462/.479, Chevy, Small Block, Each

Part Number: EDL-2208

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 7, 2026 if ordered today

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Main Bearings, HP-Series, Narrowed, Bi-metal, Silicon Aluminum, 1/2 Groove Style, 0.020 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556HPN020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Bearings, AL-Series, 1/2 Groove, Standard Size, AL-5, Chevrolet, Small Block, Set of 5

Part Number: CLE-MS909A

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Claimer Series Performance Piston Ring Sets, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-CM5532030

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

Rod Bearing, P Series, .030 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Each

Part Number: CLE-CB663P30

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Windage Tray, Steel, Clear Zinc, Louvered, Rear Sump, Chevy, Small Block, Each

Part Number: CTR-20-908S

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Rod Bearings, HP-Series, Narrow, Dowel, Bi-metal, Silicon Aluminum, Standard Size, Chevy, Big Block, Set of 8

Part Number: KGB-CR808HPND

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Power Steering Pulley, V-belt Style, 2-groove, Press Fit, Steel, Chrome, 5.82 in. O.D., 0.750 in. Bore, Each

Part Number: LSC-157

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Rod Bearings, XP-Series, Copper/Lead/Alloy, 0.010 in. Crankshaft Undersize, Chevy, Big Block, Set of 8

Part Number: KGB-CR808XPN010X

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Crankshaft Pulley, V-Belt, 2-Groove, Steel, Chrome, Chevy, Small Block, Long Pump, Each

Part Number: MRG-4977

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Alternator Bracket, Passenger Side, Billet Aluminum, Black, Chevy, Small Block, Long, Kit

Part Number: TSN-JM9101BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Rod Bearings, XP-Series, Tri-Metal, Coated, 0.001 Crankshaft Undersize, Narrowed, Large Journal, Chevy, Small Block, LS, Set of 8

Part Number: KGB-CR807XPNC001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Rod Bearing, P Series, Standard Size, Tri Metal, Small Journal, Chevy, 265, 283, 302, 327, Each

Part Number: CLE-CB745P

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Camshaft, Hydraulic Flat Tappet, Advertised Duration 262/270, Lift .462/.480, Chevy, Small Block, Each

Part Number: CCA-12-239-3

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Dipstick with Tube, Engine, Steel, Chrome, Chevy, Big Block Mark IV, Each

Part Number: PRO-66117

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow