5.4 4v swap
So, the 99' Expy had the Navi engine installed?
Anyway, try using Navi for your search...here's one.
https://www.f150online.com/forums/v8...anny-swap.html
Anyway, try using Navi for your search...here's one.
https://www.f150online.com/forums/v8...anny-swap.html
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If its already been swapped and you get the complete doner it should be easy. Just take EVEYTHING the wiring harness the ECM and all. Then just a mater of swapping it all over and getting it work..
i cannot get the entire doner. my problem isnt what to get i dont have any problem with that. i can get all the parts i need cheap. my questions are about the actual install. like the link that was posted. i read through that and he was having problems with the heater hose being able to hook up. the breather. and then broke down soon latter. i work with my truck so after i put it in i want to make sure that im going to be good to go. the engine and tranny both have 250,000 miles on them and i dont know how much more they will last.
i guess i will have to measure the tranny lenght then when i go to the junkyard. if it is i dont want to do it. if thats the case then should i just rebuild a 4.6 or is there another 5.4 that i wouldnt have to swap to a longer tranny with?


