Innovative Mounts 91430-75A Black Replacement Rear Engine Mount for Civic Si. PART NUMBER: 91430-75A BRAND: Innovative Mounts. Black Replacement Rear Engine Mount (K-Series/Manual). Replacement Rear Mount for the 2012+ Honda Civic Si (FG/FB). Designed to fit the Civic FB6/FG4 chassis with K-Series engines and manual transmission. Note: It is strongly recommended that all installs be done by a mechanic or… Read more →