wjaquith
07-07-2020, 12:14 AM
I bought the 7747 for my 4.3L swap. The ECM ran the V6, but not well, of course. Swapped out the EPROM and now I've got this one left over. I can ship to the continental US for $20 total.
View Full Version : AFBW EPROM from 1227747 87 Truck 5.7L 3sp Auto W/Holder