1981 GMC K1500 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options

PRW Elite Series Stainless Steel Full Roller Rocker Arms 62350316

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

Part Number: PQX-62350316

Not Yet Reviewed

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Hastings Premium Ductile Ring Sets 2M5538S060

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

Part Number: HSN-2M5538S060

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Sealed Power A-Series Rod Bearings 8-2555A 30

Sealed Power A-Series Rod Bearings 8-2555A 30

Rod Bearings, 0.030 in. Crankshaft Undersize, Bi Metal, AM General, Avanti, Checker, Chevy, Pontiac, Hummer, V8, Set of 8

Part Number: SLP-8-2555A30

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Mahle Original Premium Piston Ring Sets 40451

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

Part Number: MAH-40451

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Summit Racing™ Diecast Aluminum Oil Pans SUM-G3527CPR

Oil Pan, Cast Aluminum, Finned, Copper Plated, 5-Quart, Rear Sump, Passenger Dipstick, Chevy, Small Block, Each

Part Number: SUM-G3527CPR

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Clevite P-Series Main Bearings MS-617P-40

MAIN BEARING SET

Part Number: CLE-MS617P40

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Engine Works Cam Bearing Sets SH-290S

Cam Bearings, Steel Backed Babbitt, Chevy, Small Block, Kit

Part Number: EW1-SH-290S

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Hastings Premium Ductile Ring Sets 2C139S070

Engine Piston Ring Set, Single Cyl Ring Set; Triple Chrome

Part Number: HSN-2C139S070

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King HP-Series Rod Bearings CR 807HPND 010

Rod Bearings, HP-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Large Journal, Chevy, Set of 8

Part Number: KGB-CR807HPND010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Canton Racing Drag Racing Wet Sump Oil Pans 13-082BLK

Oil Pan, Drag Racing Wet Sump, Steel, Black Powdercoated, Rear Sump, 5 Qt., 4 in. Stroke, Driver Side Dipstick, Chevy, Small Block, Each

Part Number: CTR-13-082BLK

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Mahle Original OE Replacement Pistons 224-2694

Piston - GMC Pass. & Trk. 350 (5.7L) Eng. (1971-93). Same as 2243556 except 8 pack.

Part Number: MAH-2242694

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Mahle Original OE Replacement Pistons 224-2694.020

Piston - GMC Pass. & Trk. 350 (5.7L) Eng. (1971-93). Same as 2243556 except 8 pack.

Part Number: MAH-2242694020

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Mahle Original OE Replacement Pistons 224-2694.060

Piston -

Part Number: MAH-2242694060

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Mahle Original OE Replacement Pistons 224-1658.020

Piston - GMC Pass. & Trk. 250 Eng. (1966-84)

Part Number: MAH-2241658020

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

ATI Replacement Hubs ATI916951K

Balancer Hub, Internal Engine Balance, Buick, Chevy, GMC, Olds, Pontiac, Chevy Small Block, Each

Part Number: ATI-916951K

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

VEGE Remanufactured Cylinder Heads 2C05

Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Avanti, Buick, Chevy, Excalibur, GMC, Oldsmobile, Pontiac, V8, Each

Part Number: VRE-2C05

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-104-BR

BR EXP PLUG KIT

Part Number: PIO-PE-104-BR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Pioneer Automotive Harmonic Balancers DA-3051

HARMONIC BALANCER

Part Number: PIO-DA-3051

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Pioneer Balancers DA-3504

Harmonic Balancer, Internal Balance, 7.990 in. Diameter, Nodular Iron, Chevy/GMC/Pontiac, Small Block, Each

Part Number: PIO-DA-3504

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Mahle Original OE Replacement Pistons 224-1658

Piston - GMC Pass. & Trk. 250 Eng. (1966-84)

Part Number: MAH-2241658

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

King HP-Series Main Bearings MB 557HP010X

Main Bearings, HP-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB557HP010X

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M8571045

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

Part Number: HSN-2M8571045

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M5505030

Piston Rings, Premium Ductile 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-2M5505030

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M5523010

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

Part Number: HSN-2M5523010

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M5523S010

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

Part Number: HSN-2M5523S010

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today