KB Engines & Components

Piston, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB311-STD

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston, Hypereutectic, Dish, 4.400 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB318-040

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Piston, Hypereutectic, Dish, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB319-060

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Piston, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB320-040

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Piston, Hypereutectic, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB320-060

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KB Hyper Single Piston - Pont 400 Rod 6.630 D-Cup 17cc 2V

Part Number: UEM-SKB346-030

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KB Hyper Single Piston - Pont 400 Rod 6.630 D-Cup 17cc 2V

Part Number: UEM-SKB346-060

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Piston, Hypereutectic, Flat, 4.330 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Cadillac, V8, Each

Part Number: UEM-SKB353-030

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Piston, Hypereutectic, Dish, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB355-020

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Piston, Hypereutectic, Dish, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB355-030

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KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-030

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KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-040

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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, KB Performance, 4.160 in. Bore, Dome, 1.710 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, Pontiac, Set of 8

Part Number: UEM-KB422-040

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Piston & Ring Set, 1 Set KB422.040/1 Set 4120AM8.040

Part Number: UEM-KB422KTM040

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

Part Number: UEM-KB366-060

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, Hypereutectic, Flat, 4.420 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB368-060

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Pistons, Hypereutectic, Flat, 4.103 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, Set of 8

Part Number: UEM-KB370-040

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Pistons, Hypereutectic, Flat, 4.123 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, Set of 8

Part Number: UEM-KB370-060

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Pistons, Hypereutectic, Step, 4.190 in. Bore, 5/64 in., 1/16 in., 3/16 in. Ring, Pontiac V8, Set of 8

Part Number: UEM-KB371-040

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Pistons, Hypereutectic, Quench Head, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in., Mopar, Set of 8

Part Number: UEM-KB373-020

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Pistons, Hypereutectic, Quench Head 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB373-060

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Pistons, Hypereutectic, Quench Head 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB373-STD

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Pistons, Hypereutectic, Dome, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB375-020

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Pistons, Hypereutectic, Dome, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB375-030

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