Camshaft 320-1007: 8500+ RPM, Hottest cam available for GX160/200s. Big Valve and Big Carbs required. Dual Springs Required, heads will need spring pocket cut. 12 to 1 or higher compression ration required, 20+ Horsepower* Note: Block or crankshaft may require clearancing to clear camshaft lobes
.320 lift, 110 ICL, 107LS