The Wiseco Professional Series forged piston set for Chrysler 318 (3.940 in bore) is a set of eight race-ready pistons machined from forged 2618 aluminum. These pistons include precision ring grooves, anti-detonation features, ArmorGlide skirt coating for reduced friction and seizure resistance, and fully machined crowns with forced pin oiling. They are built for heavy to severe duty performance and ship as a complete professional-series set.
Wiseco Chrysler Small Block 318/340/360 - 3.940in Bore -6cc Flat Top Pistons