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

Piston and Ring Kit, Powerpack, Flat Top, Forged Aluminum, 4.065 in. Bore, 3.622 in. Stroke, Chevy, LS, Set of 8

Part Number: MLE-930227765

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston and Ring Kit, Powerpak, Flat Top, 4.070 in. Bore, 4.00 in. Stroke, Forged Aluminum, Chevy, LS, Set of 8

Part Number: MLE-930227970

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, 6.125 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-6612521A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Pistons, Forged, 4.125 in. Bore, 4.000 in. Stroke, Dish Top, 6.125 in. Rod Length, 0.927 in. Pin Diameter, LS 15 degree, Chevy, Set of 8

Part Number: PIS-1000632

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, 6.100 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-66100927A

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Rocker Arms, PQx Platinum Series Shaft-Mount, Full Roller, Aluminum, Black Anodized, 1.8 Ratio, Chevy, Kit

Part Number: PQX-3534632

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Valley Cover, Aluminum, Natural, Motown LS Block, Chevy, LS, Each

Part Number: WRL-703844

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pistons, Premium, Forged 2618 Aluminum, 3.903 in. Bore, 4.000 in. Stroke, Dish, Chevy, LS, Set of 8

Part Number: UEM-IC526CA-005

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Pistons, Premium, Forged 4032 Aluminum, 3.905 in. Bore, 3.622 in. Stroke, Flat Top, Chevy, LS, Set of 8

Part Number: UEM-IC549C-007

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kits, Premium, Forged Aluminum, 3.903 in. Bore, 3.622 in. Stroke, Dish, Chevy, LS, Set of 8

Part Number: UEM-S00050

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kits, Premium, Forged Aluminum, 3.903 in. Bore, 4.000 in. Stroke, Dish, Chevy, LS, Set of 8

Part Number: UEM-S00053

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 3.785 in. Bore, 0.927 in. Wrist Pin, GM, LS, 4.8/5.3L, Set

Part Number: UEM-IC9986C-005

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 3.820 in. Bore, 0.927 in. Wrist Pin, GM, LS, 4.8/5.3L, Set

Part Number: UEM-IC9986C-040

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 269/285, Lift .607/.621, Chevy, LSA, LS3, LS9, Each

Part Number: CCA-146-456-11

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, Duration at .050 in. 226/238, Lift .525/.525, For Chevy Gen III LS, Each

Part Number: NAL-88958770

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4040

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.060 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4060

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.065 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4065

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.070 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4070

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.075 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4075

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.125 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4125

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.130 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4130

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.155 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4155

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.165 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4165

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, SX-Series, Forged, 10.00cc Dish, 4.185 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4185

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Estimated Ship Date: Dec 15, 2025 if ordered today

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