Manley Performance Chevrolet LS piston set for eight-cylinder LS engines, sized with a 4.080 in bore, 1.304 in compression height and −18.00 cc dish. These Platinum Series forged 2618 alloy pistons feature cam-and-barrel skirt profiles, tool-steel wrist pins and moly skirt coatings on select SKUs. Manley’s fixturing and strict ring-land machining deliver accurate ring-to-skirt squareness and improved sealing for durable power applications.
Manley Chevrolet LS Piston Set - 4.080in Bore 1.304in CH, -18.00 CC