ANDREWS Cam Set Twin Cam 288121

Cams work well with fuel injection or carburetor models, Run best with low restriction exhausts (1700-5200 rpm), Works well with carbs or fuel injection, Bolt-in cam for more torque with stock compression, Can be used with stock valve springs and tappets, Similar to the EV-23 cam, All Andrews gear-driven cams require four-gear set for installation (DS-199532 for 99-06 applications; 0925-0166 or 0925-0152 for 07-17 Twin Cam and 06 Dyna applications)., Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance., 59G, 60G and 64G cams are for highly tuned engines and require the knowledge of an expert engine builder for proper setup and installation.