1981 GMC K1500 Engines & Components

Enginetech Oil Pumps EP55HV

Engine Oil Pump 57-14 BUI/CAD/CHV/GM/GMC/OLD/PON 3.3L/3.8L/4.3L/4.4L/4.6L/4.9L/5.0L/5.3L/5.7L/6.6L/6.7L

Part Number: EGN-EP55HV

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Enginetech Piston Sets P1505(8)STD

Engine Piston Set 67-95 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/5.7L

Part Number: EGN-P15058STD

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Enginetech Piston Sets P1505(8)030

Engine Piston Set 67-95 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/5.7L

Part Number: EGN-P15058030

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Enginetech Piston Sets P5017(8)060

Engine Piston Set 67-95 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/5.7L

Part Number: EGN-P50178060

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Enginetech Main Bearings BC296J020

Engine Crankshaft Main Bearing Set 67-02 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/4.4L/4.6L/4.9L/5.0L/5.3L/5.7L

Part Number: EGN-BC296J020

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Enginetech Piston Ring Sets M40058-030

Engine Piston Ring Set 53-03 AMC/BUI/CAD/CHV/CHR/DOD/FRD/GM/GMC/JEP/LIN/MER/OLD/PLY/PON

Part Number: EGN-M40058030

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Enginetech Cam and Lifter Kits ECK1014R

Camshaft Kit, Stage 1, High Performance, Hydraulic Flat Tappet, 204 int./214 exh. Duration, 0.420/0.443 Lift, with Lifters, Chevy, 4.3-6.6L, Kit

Part Number: EGN-ECK1014R

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

COMP Cams Oval Track Camshafts 12-657-5

COMP Cams Oval Track Camshafts 12-657-5

Camshaft, Mechanical Flat Tappet, Advertised Duration 286/296, Lift .549/.543, Chevy, Small Block, Each

Part Number: CCA-12-657-5

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

COMP Cams Xtreme Fuel Injection Retrofit Cam and Lifter Kits SK12-467-8

Cam/Lifters/Timing, Hydraulic Roller Tappet, Adv. Duration 280/288, Lift .576/.570, Chevy, Small Block, Kit

Part Number: CCA-SK12-467-8

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

PRW Fabricated Valve Covers 4035030

Valve Covers, Tall, Centerbolt Mounting, Fabricated Aluminum, Silver Anodized, Chevy, Small Block, Pair

Part Number: PQX-4035030

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Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M5499060

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5499060

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Sealed Power Performance Piston Ring Sets E-356K 60

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Estimated Ship Date: Today

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PRW Fabricated Valve Covers 4035011

Valve Covers, Tall, Perimeter Bolt Mounting, Fabricated Aluminum, Polished, Pitched Top, Chevy, Small Block, Pair

Part Number: PQX-4035011

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Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

PRW Elite Series Stainless Steel Full Roller Rocker Arms 62350356

Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.5/1.6 Split Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: PQX-62350356

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Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

PRW Sportsman Steel Roller Tip Rocker Arms 68350756

Rocker Arms, Sportsman Series, Stud Mount, Roller Tip, 1.5/1.6 Split Ratio, Fits 7/16 in. Stud, With Oil Deflector, Chevy, Small Block, Set of 16

Part Number: PQX-68350756

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Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Sealed Power MA Series Main Bearings 4124MA 1

Main Bearing Set;

Part Number: SLP-4124MA1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Sealed Power MA Series Main Bearings 4124MA 30

Main Bearing Set;

Part Number: SLP-4124MA30

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Sealed Power MA Series Main Bearings 4663MA 1

Main Bearing Set;

Part Number: SLP-4663MA1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Sealed Power Cam Bearings 1750M

Cam Bearings, Steel Backed Babbit, Chevy, Small Block, Set

Part Number: SLP-1750M

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

MAHLE Original Pushrods, Valvetrain 215-4012

PUSH ROD

Part Number: MAH-2154012

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Mahle Original Premium Piston Ring Sets 40975.020

Piston Rings, Premium Piston Ring Sets, Chrome, 3.895 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V6, Set

Part Number: MAH-40975020

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Mahle Original OE Replacement Pistons S224-1658.030

Single Piston

Part Number: MAH-S2241658030

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Mahle Original OE Replacement Pistons S224-3543.040

Single Piston

Part Number: MAH-S2243543040

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Melling Replacement Timing Chains 163

Timing Chain, Double Roller, Chevy, V8, V6, Each

Part Number: MEL-163

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Melling Camshafts 22398

CAMSHAFT-ENGINE

Part Number: MEL-22398

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Enginetech Piston Sets P1503(8)030

Engine Piston Set 76-87 BUI/CHV/GM/GMC/OLD/PON 4.3L/5.0L

Part Number: EGN-P15038030

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today