wiring harness issue

[neogen69]

i bought a wiring harness of ebay for an 87 turbo
and i'm doing a swap from NA to Turbo, but the mechanic says the harness doesnt fit

Can anyone think of why this is?

 

[SevenMKIII]

What doesn't fit? The plugs into the ECU or the plugs to the sensors themselves?

-Chris

 

[neogen69]

i will find out soon