Engine and transmission swap
Thread Starter
Joined: Sep 2017
Posts: 1
From: CA
Engine and transmission swap
Hi I trying to swap the engine and transmission on my 98 mustang v6 from a 03 mustang v6 with 5 speed I have the complete car I bought cheep. My question is I need to swap the ecu end wire harness to? Thanks
Gentleman's Relish
Joined: Feb 2005
Posts: 13,189
From: AZ
Yes. 94-98 and 99-03 V6's are slightly different and will require the correct harness and ECU to work. The ECU's themselves have different fuel maps between the two models so that alone makes it a must swap item.
The harness will also be needed for any differences int the transmissions.
The harness will also be needed for any differences int the transmissions.