Pistons - 4.020 in. Bore (in.) - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Silv-O-Lite Cast Pistons 3488.02

Pistons, Cast, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6

Part Number: UEM-3488-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

KB Performance Pistons KB105.020

Pistons, Hypereutectic, Dome, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB105-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

KB Performance Pistons KB106.020

Pistons, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB106-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

KB Performance Pistons KB107.020

Pistons, Hypereutectic, Flat, 4.020 in. Bore, Chrysler, Dodge, Plymouth, 360, Set of 8

Part Number: UEM-KB107-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

KB Performance Pistons KB108.020

Pistons, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB108-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

KB Performance Hyper Piston and Ring Kits KB189KTM.020

Piston and Ring Kit, Hypereutectic, Dish, 4.020 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB189KTM-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

KB Performance Pistons KB190.020

Pistons, Hypereutectic, Dome, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB190-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

KB Performance Pistons KB191.020

Pistons, Hypereutectic, Dome, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB191-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

KB Performance Hyper Piston and Ring Kits KB191KTM.020

Piston and Ring Kit, Hypereutectic, Dome, 4.020 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB191KTM-020

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

JE Pistons Pistons 138084

Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.020 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8

Part Number: JEP-138084

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

JE Pistons Pistons 138106S

Piston, Forged, Dish, 2-Valve Reliefs, 4.020 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each

Part Number: JEP-138106S

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Diamond Pistons Domestic Series Pistons 30602

Ford Modular 6.2L DS 4.020B/1.325CD

Part Number: DPP-30602

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

JE Pistons 350 Small Block 23 Degree Flat Top Pistons 181910L

JE Pistons 350 Small Block 23 Degree Flat Top Pistons 181910L

Piston, 23 Degree. Forged, Flat Top. 2-Valve Reliefs, 4.020 in. Bore, 3.480 in. Stroke, 6.125 in. Rod, 1.250 in. Compression, Chevy, Left, Each

Part Number: JEP-181910L

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

KB Performance Claimer Pistons 9901HC.020

Pistons, Hypereutectic, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9901HC-020

Not Yet Reviewed