KB Pistons & Piston Rings

1 Set 9956HC.040/1 Set 4000AM8.040

Part Number: UEM-9956HCKTM040

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

Part Number: UEM-KB125-060

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Pistons, Hypereutectic, Flat, 4.125 in. Bore, Chevy, Set of 8

Part Number: UEM-KB125-STD

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

Part Number: UEM-KB125KTM-030

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

Part Number: UEM-KB125KTM-060

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Piston and Ring Kit, Hypereutectic, Flat, 4.125 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB125KTM-STD

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Piston and Ring Kit, Hypereutectic, Dish, 4.125 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB126KTM-STD

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

Part Number: UEM-KB127KTM-030

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Piston and Ring Kit, Hypereutectic, Dish, 4.030 in. Ring Grooves, Chevy, Small Block, Kit

Part Number: UEM-KB135KTM-030

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

Part Number: UEM-KB136KTD-020

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

Part Number: UEM-KB136KTM-060

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

Part Number: UEM-KB140KTM-060

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

Part Number: UEM-KB115KTM-060

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Pistons, Hypereutectic, Dome, 4.030 in. Bore, Chevy, Set of 8

Part Number: UEM-KB119-030

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, Chevy, Set of 8

Part Number: UEM-KB120-STD

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

Part Number: UEM-KB120KTM-040

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

Part Number: UEM-KB120KTM-STD

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

Part Number: UEM-KB121KTD-030

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

Part Number: UEM-KB121KTD-040

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

Part Number: UEM-KB121KTM-040

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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, 4.060 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB122KTM-060

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

Part Number: UEM-KB123KTD-020

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

Part Number: UEM-KB123KTM-STD

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Estimated Ship Date: Sep 29, 2025 if ordered today

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