2006 Civic Si K20Z3 i-VTEC Engine
Honda has put a new K20 series engine in the new 2006 Civic Si. The new K20 series is called K20Z3 and has a number of improvements over the previous K20Z1 found in the 2006 Acura RSX Type S. The engine now features a bigger balancer shaft to smoothen out the revs and get rid of any vibrations. It also has a drive-by-wire throttle and electric power steering. Click here to read the rest of 2006 Civic Si K20Z3 i-VTEC Engine




