Availability
1981 GMC K1500 Engines & Components
Harmonic Balancer, Internal Balance, 6.750 in. Diameter, Nodular Iron, Black, Chevy/GMC, Inline 6, Each
Part Number: PIO-DA-2503
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Timing Chain and Gears, Double Roller, Billet Steel Sprockets, Chevy, Set
Part Number: CLO-9-3600WX3
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Timing Chain and Gears, Double Roller, Billet Steel Sprockets, Chevy SBC, Race Blocks, Rocket, Set
Part Number: CLO-9-3646TX3
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Timing Chain Set, Victor-Link True-Rolling, Chevy, Small Block
Part Number: EDL-7880
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Camshaft, Hydraulic Flat Tappet, 287/287 Advertised Duration, .444/.444 in. Lift, Chevy, Small Block, Each
Part Number: MEL-22213
Estimated Ship Date: Today
Estimated Ship Date: Today
CAMSHAFT-ENGINE
Part Number: MEL-22305
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
CAMSHAFT-ENGINE
Part Number: MEL-CCS-18
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
CAMSHAFT-ENGINE
Part Number: MEL-22460
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M5523025
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M8571035
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Timing Set
Part Number: CLO-9-3600BTX3-5
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Crankshaft Pulley, V-Belt, 2-Groove, Aluminum, Polished, Chevy, Small Block, Long Pump, Each
Part Number: MRG-5317
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Piston Rings, Claimer Series Performance Ring Sets, 0.040 in. Oversize, 4.039 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in., L8, V8, Set of 8
Part Number: HSN-CM5532040
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve Covers, Tall, Centerbolt Mounting, Fabricated Aluminum, Polished, Chevy, Small Block, Pair
Part Number: PQX-4035031
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
VALVE SPRING KIT
Part Number: MEL-VSK46636
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Oil Pump, High-volume, Standard-pressure, 3/4 in. Pickup, Anti-Cavitation, Chevy, GMC, Small Block, Kit
Part Number: MEL-10990C
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M5538030
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.045 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, W8, Set
Part Number: HSN-2M8543045
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Camshaft, Mechanical Flat Tappet, .512 in./.536 in. Lift, Chevy, Small Block, Each
Part Number: MEL-22450
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M5538060
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M8543030
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M5523005
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M8543065
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Piston -
Part Number: MAH-2241658060
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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