they became available in 1992.
2nd generation integras (1990-1993) had the B17A1 (160hp motor)
3rd generation integras (1994-2001) had the B18C1(in the GS-R trim level, 170hp)
i prefer the 3rd generation myself although the 2nd gen (DA) gs-r's are rare.
www.team-integra.net