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View Full Version : are 91 shelby 2.5 turbo wiring harness and 92 daytona iroc 2.5 turbo harness the same



shuckarelli
11-24-2011, 11:31 PM
i have a 91 shelby that had fuel fire and damaged the harness i just bought a 92 iroc 2.5 turbo harness and computer are they the same ? if not whats different? i have a stage 5 computer from fwd performance if they are different can i swap the chip from the 91 to upgrade the 92 box?

ShelGame
11-25-2011, 09:56 AM
NO, not exactly the same. The biggest difference is the cruise control. In 91 there was a dedicated wire for each switch (on/off, set/resume, coast/cancel). But, in '92 they were multiplexed. Basically, that means 1 wires, but different voltages to represent each switch.

Also, the computer internally is different from '91 to '92. So, the '91 chip won't work in the '92 computer. You need a chip for the '92...

shuckarelli
05-12-2012, 12:16 AM
thanks it's forsale if ya know anyone looking 250 for all and i'll toss in another comp from a 92 shadow 2.5 turbo 5 speed! 352-299-6466

ShelGame
05-12-2012, 10:20 AM
thanks it's forsale if ya know anyone looking 250 for all and i'll toss in another comp from a 92 shadow 2.5 turbo 5 speed! 352-299-6466

$250 for 2 '92 computers and a Harness? That's a good deal. Very tempting. Let me see what I can scrape up...

shuckarelli
05-12-2012, 03:32 PM
$250 for 2 '92 computers and a Harness? That's a good deal. Very tempting. Let me see what I can scrape up... i thought about dropping a built 2.5 in my 66 mg midget but think i'm going to go with 13b turbo 5 speed