1999 is Grand Cherokee only. Cam nose has keyway.PISTONS STD, .020", .030", .040", .060" "D" Shaped Dish Top, 1.592" CH, Floating Pin, Coated Skirt, Hyper-EutecticPISTON RINGS STD, .020", .030", .040", .060" Premium Steel Top Rings, 1.5mm / 1.5mm / 4...
