Manley 606005C-4 Evo 8/9 (7 Bolt 4G63T) 85.5mm +0.5mm Over Bore 8.5:1 Dish Pistons w/ Rings. Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers.
