1981 Engines & Components

Valves, Exhaust, Stainless Steel, 1.560 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-11501-8

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Main Bearings, Direct Replacement, Standard Size, TM-77, AMC, Jeep, 1964 to 1990, L6, Set of 7

Part Number: CLE-MS704P

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Main Caps, Billet Steel, 3-Center, Straight Bolts, 2-Bolt, Ford, Small Block, Set of 3

Part Number: PQX-1730201

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Valve Cover, Plastic, Plain, Black, American Motors, Jeep, 4.2L, L6, Each

Part Number: RNB-264-974

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Timing Chain and Gear Set, Red Series, Double Roller, Billet Steel Sprockets, Mopar, Small Block, Set

Part Number: RMR-NA-CS5000

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Camshaft, Class 1, Hydraulic Flat Tappet, 288/298 Advertised Duration, .459/.459 Lift, Chevy, Big Block, Each

Part Number: MEL-MTC-6

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

Part Number: UEM-9901HC-030

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Rocker Arms, Sportsman Series, Stud Mount, Roller Tip, 1.7 Ratio, Fits 7/16 in. Stud, With Oil Deflector, Ford, Boss, Modified, Big Block, Set of 16

Part Number: PQX-68460717

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Engine Bolts, Steel, Chrome, Hex Head, Chevy, Small Block, Kit

Part Number: SUM-56490H

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PULLEY KIT

Part Number: MCH-1625-08

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Estimated Ship Date: Mar 23, 2026 if ordered today

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LIFTER PAIR

Part Number: ISK-3977HYRT-1

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Main Bearings, Race Series, Tri-Metal, 1/2 Groove, .020 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: PEB-5M829H-20

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 275/285, Lift .501/.501, Ford, 221, 255, 260, 289, 302

Part Number: HRS-210951-10

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Valves, Exhaust, Stainless Steel, 1.500 in. Diameter, .3415 in. Stem, 4.951 in. Length, Set of 8

Part Number: MAN-11861-8

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Crankshaft Pulley, V-Belt, 3-Groove, 6.75 in., Aluminum, Clear Powdercoated, Mopar, Small Block, Each

Part Number: MCH-10271

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Timing Cover, 1-Piece, Includes Timing Pointer, Includes Gasket, Aluminum, Natural, Chevy, Small Block, Each

Part Number: TRD-6015

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Connecting Rod Bolts, High Performance Series, 8740 Chromoly Steel, Chevy, Small Block, V8, Set of 16

Part Number: ARP-134-6004

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Water Pump Pulley, Steel, 2-Groove, 6.3 in. Dia., Satin Black Powdercoat, Chevy, Big Block, Long Pump, Each

Part Number: TRD-8623

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Connecting Rod, FSI I-Beam, Forged 4340 Steel, Shot-Peened, 5.700 in. Length, Chevy, Small Block, Each

Part Number: ESP-FSI5700B-1

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Oil Pan Reinforcement Rails, Steel, Black, Ford, 4.3L, 4.7L, 5.0L, Pair

Part Number: FMS-M-6674-302

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Valves, Exhaust, Stainless Steel, 1.57 in. Diameter, 8.66mm Stem, 132.08mm Length, Powerport®, Set of 8

Part Number: TFS-61400212

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Valves, Intake, Stainless Steel, 2.02 in. Diameter, 8.66mm Stem, 132.08mm Length, Powerport®, Set of 8

Part Number: TFS-61400211

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9908HC-040

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 3.810 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 4

Part Number: UEM-KB217-030

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Valve Covers, Stock Height, Steel, Chrome, Chevrolet Logo, Chevy, Big Block, Pair

Part Number: NAL-12342093

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