CHEVROLET Chevy small block Gen III/IV (LS-based engines) Pistons & Piston Rings

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S45780-2P

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S45820-2P

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S45820-7P

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Estimated Ship Date: Today

Piston, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, 1.115 in. Compression, Chevy, Right, Each

Part Number: JEP-311979R

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Estimated Ship Date: Today

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PISTONS SET OF 8

Part Number: CNN-BLS1204STD-8

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Estimated Ship Date: Today

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.005 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-005K1

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.070 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, PVD Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-070K1

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.000 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-STDK1

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.005 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-005K2

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.005 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4005

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4030

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.040 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4040

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.060 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4060

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.065 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4065

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.070 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4070

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.075 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4075

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.125 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4125

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.130 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4130

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.165 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4165

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 4.185 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2942-4185

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 4.000 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2943-4000

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 4.005 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2943-4005

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2943-4030

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2943-4040

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 4.060 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2943-4060

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Estimated Ship Date: Nov 12, 2025 if ordered today

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