Wilwood’s Cast Stainless Caliper Pistons are the standard that all other manufacturers are judged on. Cast construction add extra rigidity to prevent “oil canning” and stainless steel offers low conduction for minimal heat transfer. Engineered from high strength proprietary alloy and with a bright machine finish.

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ICON Piston 4.5 in. Bore, For Chevrolet BB V8 Gen V 540, Rod 6.385 in. Dome -33cc STD Size, Kit

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KB Piston, 4 in. Bore, For Ford 351 WC, Rod 5.956, Solid Dome -8cc 1V, .020 Oversized, w/ Rings, Each

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KB Piston, 4.12 in. Bore, For Pontiac 428 Rod 6.630 Flat Top +6cc 2V, .030 Oversized, w/ Rings, Each

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MANLEY Piston, Extreme Duty, 4.090 in. Bore Size, -6.5cc Dish, HEMI 6.2, Each

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