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Manley Platinum Series piston set for Chevy LT1 Direct Injected eight‑cylinder engines with 4.00in stroke and 4.125in bore. Built from 2618 alloy forgings with proven cam and barrel skirt profiles and premium wrist pins, these pistons are produced to tight tolerances for ring land and groove geometry. The design supports reliable sealing and durability required by professional engine builders and tuners.
Manley Chevy LT1 Direct Injected Series 4.00in Stroke 4.125in Bore -20 cc Dish Extreme Duty Pistons
