Originally Posted by ValricoBoi813

just purchased a 1989 s13 with a red top, runs great for about the first 20 minutes of a drive and then it starts to lag super bad, not turbo lag(turbo is spooling just fine) but like my rpm's just seem to not go up while the turbo is working real hard. the power steering is leaking kinda bad, don kno if that has anything to do with it. would appreciate any advice. thanks