Rocker Arms, Roller, Shaft Mounted Billet Steel, GX340, GX390, Pair
Choice of 1.2 or 1.3 Ratio
- Super strong, economical alternative to the aluminum rollers
- Fits GX340/390s and non-Hemi 13/15hp "Clones". Will not fit 240/270s.
*May need to modify valve cover bolt boss for clearance during assembly.