well my motor is a 1963 235 in a 52 chevy so the canister thats on the manifold could be 52 or 63 but if it didnt have a filter i wouldnt add one but sence it dose id like to change it to spin on all my vw beetles dont have filters i just change the oil once a month in them but with a filter you can go longer and with gas prices high oil is to thanks for the help