Quote Originally Posted by jvillagran2000 View Post
The S40 is the long geared DX tranny,you want the S20 Si/Ex tranny.You can search if you don't belive me

s20 comes in OBD1 cars, s40 are found in OBD2 cars..which can mean nearly anything. what you look for is the A or B stamping above the axle seal, that is what tells you what the gears are