Genuine Honda RBC 50 Degree VTC Cam Gear. This is a vital component for enthusiasts looking to gain power through the mid-range in part to a larger timing adjustment. Directly compatible with 2002-2006 Acura RSX, 2002-2011 Honda Civic Si, and 2002-2006 Honda CR-V, this 50 Degree VTC Gear will also work on K24A2 engines.