f23a4: bootleg?
i own a 6th gen ex coupe with a 5 speed stick. My engine code says: f23a4. From my knowledge, ive known that f23a1 is the 150 hp version and the f23a4 is the 135 hp version found on DX models. What is the f23a4 i see on my ex?? please clarify this to me.