KB Engines & Components

Pistons, Hypereutectic, Flat, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB139-040

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Pistons, Hypereutectic, Flat, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB139-STD

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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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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: Dec 4, 2025 if ordered today

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

Part Number: UEM-KB139KTD-060

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

Part Number: UEM-KB139KTD-STD

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Estimated Ship Date: Dec 4, 2025 if ordered today

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

Part Number: UEM-KB139KTM-020

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

Part Number: UEM-KB139KTM-040

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Estimated Ship Date: Dec 4, 2025 if ordered today

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

Part Number: UEM-KB139KTM-060

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Estimated Ship Date: Dec 4, 2025 if ordered today

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

Part Number: UEM-KB139KTM-STD

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Pistons, Hypereutectic, Dome, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB140-020

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

Part Number: UEM-KB140-030

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Pistons, Hypereutectic, Dome, 4.185 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB140-060

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

Part Number: UEM-KB122KTD-STD

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

Part Number: UEM-KB122KTM-020

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

Part Number: UEM-KB122KTM-040

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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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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-KB123-020

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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-KB123-030

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

Part Number: UEM-KB123KTD-030

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

Part Number: UEM-KB123KTD-040

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

Part Number: UEM-KB123KTD-060

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

Part Number: UEM-KB123KTD-STD

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Estimated Ship Date: Dec 4, 2025 if ordered today

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