Stage 1 G16E-GTS Camshaft. Ideal for Toyota GR Corolla / GR Yaris G16E-GTS engines with turbo upgrade 48-54mm, 350-500hp. Requires valve spring upgrade. Engine speed up to 8000rpm and 30psi boost pressure when matched with our spring kit. Kelford Cams recommend KVS264 spring and retainer kit._x000D_\n
