1981 GMC Engines & Components

COMP Cams Nostalgia Plus Cam and Lifter Kits CL12-672-4

COMP Cams Nostalgia Plus Cam and Lifter Kits CL12-672-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 286/293, Lift .483/.477, Chevy, Small Block, Kit

Part Number: CCA-CL12-672-4

5.0 out of 5 stars ( 1 )

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Melling Stock Replacement Camshafts CCS-18

CAMSHAFT-ENGINE

Part Number: MEL-CCS-18

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2026 if ordered today

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Estimated Ship Date: Dec 4, 2026 if ordered today

Clevite AL-Series Rod Bearings CB-663A-20(8)

Chevrolet V8, 262-265-267-294-305-307-325-346-350-365-400, 1967-03

Part Number: CLE-CB663A208

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COMP Cams High Energy Cam and Lifter Kits CL11-203-3

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 260/260, Lift .475/.475, Chevy, Big Block, Kit

Part Number: CCA-CL11-203-3

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Melling M-Select Class 1 Camshafts 22100

Camshaft, Hydraulic Flat Tappet, 271/281 Advertised Duration, .398/.430 in. Lift, Chevy, Big Block, Each

Part Number: MEL-22100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 3, 2026 if ordered today

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Estimated Ship Date: Dec 3, 2026 if ordered today

PRW Pedestal-Shaft Rocker Arms 3535032

Rocker Arms, Pedestal-Shaft Style, Full Roller, Aluminum, 1.60 / 1.50 Split Ratio, AFR Heads, Kit

Part Number: PQX-3535032

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2027 if ordered today

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Estimated Ship Date: Jan 12, 2027 if ordered today

King SI-Series Rod Bearings CR 865SI 020

Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8

Part Number: KGB-CR865SI020

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Clevite Camshaft Bearings SH-617S

Cam Bearings, B-1 Steel Backed Tin-Conventional Babbitt, Align Honed, Chevy,Dart,Summit Aftermarket V8, Big Block,Bearings in all 5 positions Kit

Part Number: CLE-SH617S

5.0 out of 5 stars ( 1 )

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Melling Valve Springs VS-320

SPRING-ENGINE VALVE

Part Number: MEL-VS320

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COMP Cams Xtreme Energy 4&7 Swap Camshafts 11-652-47

Camshaft, Hydraulic Flat Tappet, Duration 294 Int./306 Exh., Lift 0.588 Int./0.593 Exh., Lobe Separation 110, Chevy, BBC, 396-454, Each

Part Number: CCA-11-652-47

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 28, 2026 if ordered today

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Estimated Ship Date: Dec 28, 2026 if ordered today

ATI Super Damper Standard Harmonic Balancers ATI917260

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Steel, Chevy Small Block, Pontiac 2.5L, Each

Part Number: ATI-917260

Not Yet Reviewed

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PRW Pro Series Billet Aluminum Rocker Arms 6532704

ROCKER ARMS, PRO SERIES ALUM, CHEV 262-400 1955-86, 1.6 x 3/8"

Part Number: PQX-6532704

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2027 if ordered today

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Estimated Ship Date: Jan 12, 2027 if ordered today

Enginetech Piston Sets P1504(6)060

Engine Piston Set 75-88 BUI/CHV/GMC/OLD/PON 3.8L

Part Number: EGN-P15046060

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2026 if ordered today

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Estimated Ship Date: Dec 3, 2026 if ordered today

Dorman Expansion Plugs 555-049

Engine Expansion Plugs, Steel, 2.094 in. O.D., 0.280 in. Depth, Set of 10

Part Number: RNB-555-049

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Clevite AL-Series Main Bearings MS-909A-20

Main Bearings, AL-Series, 1/2 Groove, .020 in. Crankshaft Undersize, AL-5, Chevrolet, Small Block, Set of 5

Part Number: CLE-MS909A20

Not Yet Reviewed

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Hastings Premium Ductile Ring Sets 2M139S040

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M139S040

Not Yet Reviewed

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Mahle Original Premium Piston Ring Sets 40451.030

Piston Rings, Moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40451030

Not Yet Reviewed

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Hastings Piston Ring Sets 2M683070

Piston Rings, Plasma-moly, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M683070

5.0 out of 5 stars ( 2 )

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King MC-Series Rod Bearings CR 865MC 010

Connecting Rod Bearing, CHEVROLET SBC 307CI 350CI & GEN III/IV/V (OD+.002") Coated Bi Metal - Silicon Aluminum with Polymer Coating

Part Number: KGB-CR865MC010

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King XP-Series Coated Main Bearings MB 557XPC 001

Main Bearings, XPC-Series, 0.001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, V8, Set of 5

Part Number: KGB-MB557XPC001

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Silv-O-Lite Hypereutectic Pistons 1476HC.030

Pistons, Hypereutectic, Dish, 4.030 in. Bore, Chevy, Set of 8

Part Number: UEM-1476HC-030

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if ordered today

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Estimated Ship Date: Dec 14, 2026 if ordered today

Dorman Valve Cover Grommets 42062

Valve Cover Grommet, PCV Style, Rubber, 0.691 in. I.D., Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: RNB-42062

3.85 out of 5 stars ( 13 )

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Mr. Gasket Chrome Water Pump Pulleys 4974

Water Pump Pulley, V-Belt, 1-Groove, Steel, Chrome, Chevy, Small Block, Long Pump, Each

Part Number: MRG-4974

Not Yet Reviewed

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Standard Motor PCV Valve Cover Grommets GV18

Valve Cover Grommet, PCV, Rubber, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: SMP-GV18

Not Yet Reviewed

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Melling Pushrod Guideplates MGP1064

Guideplates, Raised, Steel, Black Oxide, 7/16 in. Pushrod Diameter, Chevy, Big Block, Each

Part Number: MEL-MGP1064

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