KB Pistons & Piston Rings

Piston, Hypereutectic, Dome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB157-STD

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Piston, KB Hyper Single Piston - Chry 408 Rod 6.123 Step Dish 23.5cc 2V No Quench Dome

Part Number: UEM-SKB416060

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Piston, KB Hyper Single Piston - AMC 390 Rod 5.858 Step Dish 28cc 2V

Part Number: UEM-SKB418060

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Piston, KB Hyper Single Piston - AMC 401 Rod -5.858 Step Dish 28cc 2V

Part Number: UEM-SKB419040

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Estimated Ship Date: Jan 28, 2026 if ordered today

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SINGLE PISTON

Part Number: UEM-SKB419060

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Piston, Hypereutectic, Dome, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB203-040

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB228KTM-030

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Pistons, Hypereutectic, Step, 4.382 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB280-040

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: UEM-KB281-030

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Holden, V8, Kit

Part Number: UEM-KB282KTM-STD

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: UEM-KB134KTM-020

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Dome, 4.000 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB136KTM-STD

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.400 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB138-040

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: UEM-KB139KTD-020

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: UEM-KB139KTD-030

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: UEM-KB139KTD-040

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: UEM-KB140KTD-030

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Dome, 4.185 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB140KTD-060

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB147-060

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

Part Number: UEM-KB148-040

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Dish, 4.400 in. Bore, Ford, Big Block, Kit

Part Number: UEM-KB152KTM-040

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: UEM-KB117KTM-040

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: UEM-KB121KTD-STD

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

Part Number: UEM-KB121KTM-STD

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

Part Number: UEM-KB122KTM-STD

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