Hi XXX XXXXXXX, there are 2 different set ups available on that year truck, the TBI and the CPI, it goes by the 8 character on your VIN tag.It will be either a Z or W. If you need to get any fuel injection parts I would contact www.lindertech.com. The are the experts in this field,the give great service at a reasonable price. If you go to the website you will find plenty of information .I hope this will help you with your truck,Jerry.
auto mechanic
Auto Mechanic 39 years, 30 with NYPD Fleet Service Division