Availability
1981 CHEVROLET K20 Engines & Components
Showing In Stock Items. Show All 29 Items.
Accessory Drive Systems, Mid-Mount, Serpentine, A/C, P/S, LT1 Style Alternator/Water Pump, Belt, Hardware, Black, Chevrolet, Small Block Gen I, Kit
Part Number: HLY-20-240BK
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
BUILD IT WITH SUMMIT!
Combo, Timing Chain and Gears, Gasket Set, Rocker Arm Clips, Assembly Lube, Chevy, Small Block, Kit
Part Number: CMB-09-0005
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Accessory Drive Systems, Mid-Mount, Serpentine, A/C, P/S, LT1 Style Alternator/Water Pump, Belt, Hardware, Natural, Chevrolet, Small Block Gen I, Kit
Part Number: HLY-20-240
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Oil Pan, Engine Swap, Aluminum, Natural, 6.1 Quarts, Retrofit, Chevrolet, Gen V LT Engines, Each
Part Number: HLY-302-20
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Valve Covers, Perimeter Bolt Mounting, Cast Aluminum, Polished, Finned Top, Chevy, Small Block, Pair
Part Number: MRG-6855G
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Oil Pan, Engine Swap, Aluminum, Natural, 6.1 Quarts, Retrofit, Chevrolet, Gen V LT Engines, Each
Part Number: HLY-302-21
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Oil Pan, Engine Swap, Aluminum, Black, 6.1 Quarts, Retrofit, Chevrolet, Gen V LT Engines, Each
Part Number: HLY-302-20BK
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Oil Pan Drain Plug, Magnetic, 1/2-20 RH in. Threads, Seal, Each
Part Number: MRG-15
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Valve Covers, Perimeter Bolt Mounting, Fabricated Aluminum, Black Powdercoated, Chevy, Small Block, Pair
Part Number: MRG-6818BG
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Oil Pan, Engine Swap, Aluminum, Natural, 6.1 Quarts, Retrofit, Drag Race, Chevy, 6.2L, LT1, Each
Part Number: HLY-302-22
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Valve Cover Wing Nuts, 1/4-20 Thread, 4 in. Long, Chrome, Stamped Steel Design, Set of 4
Part Number: MRG-9824
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Timing Cover, 1-Piece, Steel, Chrome, Chevy, Small Block, Kit
Part Number: MRG-4590
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Timing Pointer, Steel, Chrome, 8 in. Balancer, Chevy, Small Block, Each
Part Number: MRG-4593
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Harmonic Balancer Bolt, Steel, Gold Iridite, Hex, Chevy, Small Block, Each
Part Number: MRG-945G
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Valve Covers, Stock Height, Steel, Chrome, Plain, Chevy, Small Block, Pair
Part Number: MRG-9800
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Rocker Arm Nuts, Stamped Steel Rockers, 3/8 in.-24 Thread, .603 in. Outside Diameter, Set of 16
Part Number: MRG-920G
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Crankshaft Pulley, V-Belt, 2-Groove, Steel, Chrome, Chevy, Small Block, Long Pump, Each
Part Number: MRG-4977
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Adapter, Oil Filter Bypass, Bolt-On, Aluminum, Natural, 13/16-16 in. Thread, Each
Part Number: MRG-1272
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Crankshaft Pulley, V-Belt, 3-Groove, Steel, Chrome, Chevy, Small Block, Long Pump, Each
Part Number: MRG-4978
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Oil Pan Bolts, Zinc Plated Steel, Hex Head, Chevy, Oldsmobile, Small Block/V8, Kit
Part Number: MRG-6085MRG
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Billet Timing Pointer Small Block Chevy, Fits 7 in. Balancer, Each
Part Number: MSD-89882
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Harmonic Balancer Bolt, Steel, Black, Hex Head, Chevy, Small Block, Each
Part Number: MRG-7845
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Oil Pan Baffles, Replacement, LS Swap, Off-Road Oil Pan, Aluminum, Satin Finish, for Holley 302-4, 4BK, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit
Part Number: HLY-302-33
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Cylinder Head Dowels, .310 in. Outside Diameter, .562 in. Height, Chevy/Mopar, Pair
Part Number: MRG-4375
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Timing Pointer, Steel, Chrome/Red, 8 in. Balancer, Chevy, Small Block, Each
Part Number: MRG-4598
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
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