KB Pistons & Piston Rings

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

Part Number: UEM-KB261KTM-060

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Estimated Ship Date: Sep 24, 2025 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-KB284-STD

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

Part Number: UEM-KB284KTD-040

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Pistons, Hypereutectic, Dish, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB287-030

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Pistons, Hypereutectic, Dish, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB287-040

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Pistons, Hypereutectic, Dish, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB287-060

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Pistons, Hypereutectic, Dish, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB287-070

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

Part Number: UEM-KB287-100

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Pistons, Hypereutectic, Dish, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB287-STD

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

Part Number: UEM-KB287KTM-030

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

Part Number: UEM-KB287KTM-040

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Piston and Ring Kit, Hypereutectic, Dish, 4.310 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB287KTM-060

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Piston and Ring Kit, Hypereutectic, Dish, 4.320 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB287KTM-070

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

Part Number: UEM-KB287KTM-100

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Piston and Ring Kit, Hypereutectic, Dish, 4.250 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB287KTM-STD

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

Part Number: UEM-KB289-030

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

Part Number: UEM-KB289-040

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PISTON SET OF 8

Part Number: UEM-KB289-STD

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Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Chrysler, Hemi, Kit

Part Number: UEM-KB289KTM-030

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Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Chrysler, Hemi, Kit

Part Number: UEM-KB289KTM-040

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

Part Number: UEM-KB235KTM-060

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Pistons, Hypereutectic, Step, 4.340 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB236-020

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Pistons, Hypereutectic, Step, 4.350 in. Bore, Chrysler, Dodge, Plymouth, Set of 8

Part Number: UEM-KB236-030

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Pistons, Hypereutectic, Step, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB236-040

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Pistons, Hypereutectic, Step, 4.380 in. Bore, Chrysler, Dodge, Plymouth, Jensen, Set of 8

Part Number: UEM-KB236-060

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Estimated Ship Date: Sep 24, 2025 if ordered today

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