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KB Performance Hyper Piston and Ring Kits KB356KTM.060

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

Part Number: UEM-KB356KTM-060

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB268.1.5MM

Pistons, Hypereutectic, Dish, 89mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB268-1-5MM

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB190.060

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

Part Number: UEM-KB190-060

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB190.STD

Pistons, Hypereutectic, Dome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB190-STD

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB191.020

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

Part Number: UEM-KB191-020

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB191.040

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-KB191-040

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB191.STD

Pistons, Hypereutectic, Dome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB191-STD

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Hyper Piston and Ring Kits KB191KTM.020

Piston and Ring Kit, Hypereutectic, Dome, 4.020 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB191KTM-020

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Hyper Piston and Ring Kits KB191KTM.040

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

Part Number: UEM-KB191KTM-040

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Hyper Piston and Ring Kits KB191KTM.STD

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

Part Number: UEM-KB191KTM-STD

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB239.1.0MM

Pistons, Hypereutectic, Flat, 88.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB239-1-0MM

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB239.1.5MM

Pistons, Hypereutectic, Flat, 89mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB239-1-5MM

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB399.020

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

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB399.STD

Pistons, Hypereutectic, Dome, 3.910 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB399-STD

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB373.060

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

Part Number: UEM-KB373-060

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB373.STD

Pistons, Hypereutectic, Quench Head 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB373-STD

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Hyper Piston and Ring Kits KB373KTM.060

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

Part Number: UEM-KB373KTM-060

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Hyper Piston and Ring Kits KB373KTM.STD

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

Part Number: UEM-KB373KTM-STD

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB362.040

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

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB362.060

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

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Hyper Piston and Ring Kits KB362KTM.060

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

Part Number: UEM-KB362KTM-060

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB416.020

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

Part Number: UEM-KB416-020

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB416.040

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-KB416-040

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

KB Performance Pistons KB416.STD

Pistons, KB Performance, 4.000 in. Bore, Step, 1.465 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB416-STD

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Silv-O-Lite Hypereutectic Pistons 1279HC.020

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-1279HC-020

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today