Chevrolet P-series 7.4 Year Alt Upgrade Large Frame 1992 7802-11 7918-7 1993 7802-11 7918-7 1994 8167-11 7918-7 1995 8167-11 7918-7 1996 8216-5 7918-7 1997 8216-5 8209-5 1998 8216-5 8209-5 1999 8216-5 8221-5
