4.0 needs more power

[james29]

anyone had any success with getting any power out of this gutless motor? i am running 35s w 5.29 gears and still powers out in the rocks worse at high altitude has anyone made any power from these?

 

[lt1fire]

Not much you can do. Better exhuast. Port, Polish head. Custom turbo.... that's really it.

 

[akarilo]

Here's what I would do.

https://forum.ih8mud.com/60-series-wagons/163559-can-you-turbo-3fe.html

 

[AShoe]

Get two of the biggest bottles of nitrous you can find!!!


Port, polish and better exhaust might be good for 20hp.