Off Roading Forums banner
1 - 1 of 1 Posts

·
Official Historian
Joined
·
8,275 Posts
I assume that you have an early 4.0L YJ or Cherokee and want to put the newer 4.0 HO head on it.
The YJ only used the HO head starting in 1991. The cherokee used the other head from 87 to 90 with the renix fuel injection system.
 
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top