Pistons & Piston Rings

Pistons, Hypereutectic, Dome, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB245-040

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Pistons, Hypereutectic, Dome, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB245-060

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Piston and Ring Kit, Hypereutectic, Dome, 4.290 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB245KTD-040

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

Part Number: UEM-KB246-060

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

Part Number: UEM-KB261KTM-040

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Pistons, Hypereutectic, Dome, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB301-020

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

Part Number: UEM-KB301-040

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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-KB301-060

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

Part Number: UEM-KB301KTM-060

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

Part Number: UEM-KB301KTM-STD

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Pistons, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB303-020

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

Part Number: UEM-KB303-030

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Pistons, Hypereutectic, Dish, 4.186 in. Bore, Oldsmobile, Set of 8

Part Number: UEM-KB277-060

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Pistons, Hypereutectic, Dome, 4.350 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB257-100

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

Part Number: UEM-KB257KTM-030

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Piston and Ring Kit, Hypereutectic, Dome, 4.290 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB257KTM-040

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Piston and Ring Kit, Hypereutectic, Dome, 4.350 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB257KTM-100

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Pistons, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB260-020

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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-KB260-030

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Estimated Ship Date: Oct 13, 2025 if ordered today

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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-KB260-040

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

Part Number: UEM-KB260KTD-030

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

Part Number: UEM-KB260KTM-040

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

Part Number: UEM-KB260KTM-060

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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-KB261-020

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

Part Number: UEM-KB261-030

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