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The Manley Platinum Series forged piston set for Chevrolet small block features a 4.040-inch bore, 1.280-inch compression height and -4.00 cc crown volume, engineered for specific chamber and stroke combinations. Made from domestic 2618 alloy forgings with tool-steel wrist pins and cam-and-barrel skirt profiles, these pistons deliver exact ring lands and groove tolerances. Manley's unique fixturing ensures ring-to-skirt squareness; moly skirt coatings are applied on selected part numbers.
Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
