TPI WIRING DIAGRAM CHEVY THUNDER
CHEVYTHUNDER. Since 2001 . Information for your Chevy small block fuel injection system-TPI swapping into an older vehicle. Click here to start . Also information for LT1 and the LSx-Gen III engines . When I started this website over seventeen years ago, the main emphasis at that time was on the TPI based engines (1985-1992).
ECM Pinouts - Chevythunder
CHEVYTHUNDER ECM PINOUTS. This page contains the ecm connector identification and the terminal pin id's. Below is the pinouts for the ecm #'s 1226870 (1985 only) and 1227165 (1986-89) Make note that the 1985 ecm/harness is NOT interchangeable with the 1986-89 ecm/harness. NOTE: The
TPI Conversion - OWT
The most useful was Chevy Thunder, which is also a site that will sell you some of the unique items you will need for doing this type of swap. I would have purchased my wiring harness from them, if they had been selling it while I was doing my swap. Instead, I bought one from Painless Wiring.
GM TBI Conversion Tips
They are available in most any shop manual of the era and in several places on line. The beauty of the TBI systems used on the small block Chevy and the 4.3 V6 is that the systems all work basically the same and GM has kept the wiring the same so there no real need to have the exact wiring diagram for the system you are installing.
TPI - Google Groups
camaro tpi wiring 55 chevy tpi project planning tpi air intake set up chevy tpi megasquirt tpi avi meeting at tpi tpi wiring diagram tpi intake porting a tpi base tpi engine horsepower 305 thunder products total performance intake tpi tilted plate interceptor tpi timer unit c320 tpi series ti rap tpi