KB Pistons & Piston Rings

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

Part Number: UEM-KB105KTD-040

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Estimated Ship Date: Apr 17, 2026 if ordered today

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

Part Number: UEM-KB159KTM-020

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Flat, 3.756 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB143KTM-020

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

Part Number: UEM-KB190KTM-STD

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Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB106KTM-040

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Estimated Ship Date: Apr 20, 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-KB106KTD-020

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB312KTM-060

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Estimated Ship Date: Apr 20, 2026 if ordered today

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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-KB398-060

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Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB121KTD-020

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.390 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB152-030

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Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB379KTM-060

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Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB246KTM-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB284-060

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.390 in. Bore, Ford, Set of 8

Part Number: UEM-KB137-030

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB281KTM-040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB416-030

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Flat, 4.100 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB243KTM-060

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

Part Number: UEM-KB156KTM-040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.205 in. Bore, +28cc Piston Head Volume, American Motor, Set of 8

Part Number: UEM-KB418-040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB115KTM-040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: UEM-KB312-040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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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-KB123-040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Pistons, Hypereutectic, Dome, 4.320 in. Bore, Chevy, Set of 8

Part Number: UEM-KB203-070

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Pistons, Hypereutectic, Dome, 4.250 in. Bore, in., Chevy, Set of 8

Part Number: UEM-KB203-STD

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB224-STD

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Estimated Ship Date: Apr 20, 2026 if ordered today

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