WTB: 90-91 Si transmission
is theres a differents bewteen 88, 89, 90 & 91. i have a zc sigal cam with tranny that i got from nippon motor awhile back. never got the chance to install it. have all the papper work. $250.00 motor $250.00 tranny.
88's have a different spline count if I recall correctly?
I'm not sure on your zc tranny.



