The EC 1.5 Ratio Roller Rockers fit the Briggs & Stratton Model 28, Model 31, and Model 33 OHV Intek Single Cylinder Engines.
These Roller Rockers are made from billet aluminum and have a 60rc hard roller tip. The 1.5 ratio adds 1.5 x cam lift for your total valve lift. The added lift and lightweight, stabilization gives huge performance gains and added reliability to your valve train. Please set your lash at 0.005. Check out our Technical Page for more diagrams and info.








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