fits in 88-91 civics 90-93 integras, the mounts where for a 88-91 civic, the serial number started with a 1, the tranny is a YS1 that wont go into to reverse, the distributor is off of a 90-91 integra cut to fit the b16, the valve cover has DOHC small and VTEC large i have pics i have to get scanned onto the comp ill do that tonight thanks