KB Pistons & Piston Rings

Piston and Ring Kit, Hypereutectic, Dome, 4.180 in. Bore, Pontiac, V8, Kit

Part Number: UEM-KB347KTM-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, 4.350 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, 4.290 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, 4.350 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, 4.040 in. Bore, Chrysler, Hemi, Kit

Part Number: UEM-KB289KTM-040

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

Part Number: UEM-KB290-040

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Piston and Ring Kit, Hypereutectic, Dish, 4.420 in. Bore, Ford, Big Block, Kit

Part Number: UEM-KB403KTD-060

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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-KB404-020

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Pistons, Hypereutectic, Flat, 4.070 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB404-070

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB404-STD

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

Part Number: UEM-KB404KTM-STD

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KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-020

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KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-030

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KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-040

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KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-060

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KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-STD

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

Part Number: UEM-KB416-020

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Estimated Ship Date: Oct 20, 2025 if ordered today

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