Works great with stock and mild cams. Stamped, stock appearing rocker arms. Use with 26lb or lighter springs. Achieve more valve lift and increase horsepower. Rocker arms are stamped and fall between 1.2 & 1.3 ratio. Use laser cut pushrod guide plate 14140 or modify your stock guide plate for clearance. Rocker arms are sold as a pair. Fits Honda GX160/200, 196cc clones and Non-Hemi 212cc Predators. Does work in the Hemi Predator.