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The Manley Platinum Series forged piston set for Chevrolet small block is specified with a 4.040-inch bore, 1.550-inch compression height and -4.00 cc crown volume, aimed at lower-compression builds. Using domestic 2618 alloy forgings and tool-steel wrist pins, these pistons combine cam-and-barrel skirt profiles with tight ring lands and grooves. Manley's unique fixturing ensures precise machining alignment and select part numbers receive moly skirt coatings to help reduce friction.
Manley Chevrolet Small Block Piston Set - 4.040in Bore 1.550in CH, -4.00 CC
