KB Engines & Components

Pistons, Hypereutectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB148-STD

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Pistons, Hypereutectic, Dome, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB123-060

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB147-040

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: UEM-KB311-040

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB311-STD

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Pistons, Hypereutectic, Flat, 4.185 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB139-060

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Pistons, Hypereutectic, Flat, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB172-040

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Pistons, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB228-030

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB197-030

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Pistons, Hypereutectic, Step, 4.090 in. Bore, 5/64 in., 3/32 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB150-040

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB134KTM-STD

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Pistons, Hypereutectic, Flat, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB228-080

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Pistons, KB Performance, 4.195 in. Bore, Step, 1.510 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, AMC, Set of 8

Part Number: UEM-KB420030

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Pistons, Hypereutectic, Step Head, AMC, Set of 8

Part Number: UEM-KB420-040

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Pistons, Hypereutectic, Flat, 3.776 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB143-040

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Pistons, Hypereutectic, Flat, 4.340 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Cadillac V8, Set of 8

Part Number: UEM-KB353-040

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Pistons, Hypereutectic, Dome, 3.766 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB179-030

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Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB120KTM-STD

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB320-STD

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, Ford, Set of 8

Part Number: UEM-KB151-040

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, Dodge, Plymouth, Set of 8

Part Number: UEM-KB243-STD

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

Part Number: UEM-KB193KTM-020

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Piston and Ring Kit, Hypereutectic, Dish, 4.040 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB193KTM-040

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Pistons, Hypereutectic, Flat, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB253-030

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Pistons, Hypereutectic, Flat, 4.160 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, Set of 8

Part Number: UEM-KB133-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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