Pistons

Pistons, Cast, Flat, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8

Part Number: UEM-1271-STD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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

Part Number: UEM-KB400-STD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Piston, Hypereutectic, Dome, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB400-STD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB162-STD

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 30, 2026 if ordered today

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• Special Order

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

Part Number: UEM-KB162-STD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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