KB Engines & Components

Piston and Ring Kit, Hypereutectic, Flat, 4.500 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB173KTD-034

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Estimated Ship Date: Dec 2, 2026 if ordered today

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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-KB320-020

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Piston, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB156-040

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Piston, Hypereutectic, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB158-030

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Pistons, Hypereutectic, Dome, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB397-070

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

Part Number: UEM-KB359-030

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Piston, Hypereutectic, Dome, 4.380 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB401-020

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Piston and Ring Kit, Hypereutectic, Dome, 4.040 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB191KTM-040

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Piston and Ring Kit, Hypereutectic, Dome, 4.060 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB111KTD-060

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

Part Number: UEM-KB123-STD

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Piston, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S9906HC-040

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

Part Number: UEM-KB198-STD

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Piston, Hypereutectic, Flat, 4.254 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB163-020

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Piston and Ring Kit, Hypereutectic, Dome, 4.030 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB314KTM-030

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Piston, KB Hyper Single Piston - Pont 400, Rod 6.663, Dome -10cc

Part Number: UEM-SKB422060

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Piston, Hypereutectic, Flat, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB162-STD

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Estimated Ship Date: Dec 2, 2026 if ordered today

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Piston, Hypereutectic, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB102-040

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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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Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB320KTM-040

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Pistons, Hypereutectic, Step, 4.400 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB402-040

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Piston and Ring Kit, Hypereutectic, Dome, 4.040 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB332KTD-040

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Pistons, KB Performance, 4.000 in. Bore, Step, 1.465 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB416-STD

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

Part Number: UEM-KB356-040

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Piston, Hypereutectic, Dome, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB399-030

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Piston and Ring Kit, Hypereutectic, Dome, 4.060 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB113KTM-060

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