CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 6.0L, Each

Part Number: ESP-434740006100

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Pistons, Gas Nitrided Rings, 4.030 in. Bore, Chevy, Kit

Part Number: WIS-K464X3

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L9033

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Pro LS 4340 Piston and Rod Kit, 376 Cid., 4.065 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L06512

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Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0752

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Piston and Ring Kit, Professional Series, Forged Aluminum, Flat Top, 4.075 in. Bore, Chevy, Small Block, Kit

Part Number: WIS-K444X75

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 5.00cc Flat, 4.125 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2920-4125

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 5.00cc Flat, 4.040 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2920-4040

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 22.00cc Dish, 4.070 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2924-4070

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.075 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4007521

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Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR369033

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Pro LS 4340 Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3604012

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Pro LS 4340 Piston and Rod Kit, 410 Cid., 4.040 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400408

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Pro LS 4340 Piston and Rod Kit, 408 Cid., 4.030 bore, 4.000 stroke, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4003020

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Pro LS 4340 Piston and Rod Kit, 403 Cid., 4.005 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400058

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Pro LS 4340 Piston and Rod Kit, 416 Cid., 4.070 bore, 4.000 stroke, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400706

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Pro LS Piston and Rod Kit, 332 Cid., 3.820 bore, Standard 3.622 stroke, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR368202

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Crankshaft, 1-piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, 2.100 in. Pin, Chevy, Each

Part Number: SCA-4LS141262

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, No Power Steering, With Air Conditioning, Kit

Part Number: MCH-20090-08

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Lifter, Sportsman, Mechanical Roller, Vertical Link, 0.842 in. Diameter, w/ Bushing, Seat Height 2.210 in., GEN III/IV LS, Chevy, Set of 16

Part Number: CCA-96956B-16

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190124

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Valve Covers, Tall, Centerbolt, Billet Aluminum, Moroso Logo, Fits Stock and Aftermarket Heads with Stock Bolt Pattern, Chevy, Small Block LS, Pair

Part Number: MOR-68493

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Valve Covers, 2.50 in. Tall, Centerbolt, Billet Aluminum, Natural, Moroso Logo, Chevy, Small Block LS, Pair

Part Number: MOR-68470

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons and Rings, Forged, Dome, 4.125 in. Bore, Chevy, Kit

Part Number: WIS-K462X125

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons and Rings, Forged, Dome, 4.005 in. Bore, Chevy, Kit

Part Number: WIS-K394X05

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Estimated Ship Date: Dec 15, 2025 if ordered today

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