Pistons

Forged Pro pistons for Pontiac 400, 4.150 bore, 1.715 C.H., 3.75 in. stroke, 6.625 in. rod, 6cc flat top, 11.3@64cc, 10.3@72cc, 9.6@80cc, 9:1@87cc.

Part Number: SUM-BBP400030

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Piston and Ring Kit, Hypereutectic, Flat, 4.150 in. Bore, Pontiac, V8, Kit

Part Number: UEM-KB304KTM-030

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Estimated Ship Date: May 27, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.150 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Pontiac V8, Set of 8

Part Number: UEM-KB304-030

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.150 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Pontiac, V8, Each

Part Number: UEM-SKB304-030

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Estimated Ship Date: May 27, 2026 if ordered today

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