KB Pistons & Piston Rings

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

Part Number: UEM-KB333KTM-040

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Step Dish, 4.360 in. Bore, Cadillac, V8, Kit

Part Number: UEM-KB395KTM-060

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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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Piston and Ring Kit, Hypereutectic, Dome, 4.320 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB397KTD-070

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Pistons, Hypereutectic, Dome, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB398-030

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Piston and Ring Kit, Hypereutectic, Dome, 4.280 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB398KTD-030

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Piston and Ring Kit, Hypereutectic, Dome, 4.320 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB398KTD-070

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Pistons, Hypereutectic, Dome, 4.420 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB401-060

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Pistons, Hypereutectic, Step, 4.390 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB402-030

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Pistons, Hypereutectic, Step, 4.420 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB402-060

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Piston and Ring Kit, Hypereutectic, Step Dish, 4.390 in. Bore, Ford, Big Block, Kit

Part Number: UEM-KB402KTD-030

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Piston and Ring Kit, Hypereutectic, Step Dish, 4.420 in. Bore, Ford, Big Block, Kit

Part Number: UEM-KB402KTD-060

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Pistons, Hypereutectic, Dish, 4.225 in. Bore, +28cc Piston Head Volume, American Motor, Set of 8

Part Number: UEM-KB418KTM-060

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PISTONS 040 BORE

Part Number: UEM-KB419-040

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

Part Number: UEM-KB190KTM-020

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

Part Number: UEM-KB192KTM-020

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

Part Number: UEM-KB194-030

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Piston and Ring Kit, Hypereutectic, Flat, 4.155 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB194KTD-030

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Piston and Ring Kit, Hypereutectic, Flat, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB194KTD-040

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Piston and Ring Kit, Hypereutectic, Dome, 4.145 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB195KTD-020

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Pistons, Hypereutectic, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB197-060

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB198-040

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

Part Number: UEM-KB198KTD-STD

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Pistons, Hypereutectic, Dish, 4.254 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB199-020

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Pistons, Hypereutectic, Dish, 4.274 in. Bore, Ford, 427, Set of 8

Part Number: UEM-KB199-040

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