Predator 420 (Hemi style) engines 1.2mm thickness compression rings.
Top Ring 1.2mm, 2nd Ring 1.2mm, Oil Ring 2.4mm
Need to know the orientation of the rings?
FITS: 90mm Predator Hemi-Style Flat Top Pistons using thin rings (1.2mm) – same as the type used in Predator 420 (Hemi style) engines






