Back-up light switch fits 356B,  C  (1960-65), 911 (1965-89, 1995-98), 912 (1965-69), 912E (1976), 914/4 (1970-76), 914/6 (1970-72), 928 (1978-95), 930 (1976-89), 911 Turbo (1990-1994, 1996-97), C2 (1989-1994) and C4 (1989-98) with 741 transmissions.