KB Pistons & Piston Rings

Pistons, Hypereutectic, Dome, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB397-070

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

Part Number: UEM-KB397KTD-040

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

Part Number: UEM-KB397KTD-100

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

Part Number: UEM-KB397KTD-STD

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Pistons, Hypereutectic, Dome, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB398-040

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Pistons, Hypereutectic, Dome, 4.350 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB398-100

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

Part Number: UEM-KB398KTD-040

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Estimated Ship Date: Sep 30, 2025 if ordered today

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

Part Number: UEM-KB398KTD-100

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

Part Number: UEM-KB398KTD-STD

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Pistons, Hypereutectic, Dome, 3.930 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB399-020

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Pistons, Hypereutectic, Dome, 3.940 in. Bore, Chrysler, Dodge, Plymouth, Set of 8

Part Number: UEM-KB399-030

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Piston and Ring Kit, Hypereutectic, Dome, 4.165 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB361KTM-040

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Pistons, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB362-020

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

Part Number: UEM-KB362-040

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Pistons, Hypereutectic, Step, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB362-060

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

Part Number: UEM-KB362KTM-040

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Pistons, Hypereutectic, Step Head, AMC, Set of 8

Part Number: UEM-KB420-040

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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, Dish, 4.165 in. Bore, +28cc Piston Head Volume, American Motor, Set of 8

Part Number: UEM-KB418-STD

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

Part Number: UEM-KB362KTM-060

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PISTON SET

Part Number: UEM-KB420-STD

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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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Pistons, KB Performance, 4.160 in. Bore, Dome, 1.710 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, Pontiac, Set of 8

Part Number: UEM-KB422-040

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PISTON KIT

Part Number: UEM-KB422KTM-030

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Piston & Ring Set, 1 Set KB422.STD/1 Set 4120AM8.STD

Part Number: UEM-KB422KTMSTD

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