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Manley Platinum Series forged pistons for Chevy LT1, 4.135" bore with a -20cc dish for high-performance builds. Constructed from domestic 2618 alloy forgings, these pistons employ cam-and-barrel skirt profiles, precise ring land machining and premium wrist pin options. They are engineered for strength and repeatable ring seal in demanding engine applications relied upon by professional builders.
Manley Chevy LT1 Direct Injected Series 4.00in Stroke 4.135in Bore -20 cc Dish Extreme Duty Pistons
