Yes, for sure the swap is a good idea. 3.0 headers will not fit 3.4.

See link to 3.4 swap below.

http://www.4x4wire.com/forums/showf...mp;amp;sb=5&o=14&fpart=1

In my 3.4 swap I used factory manifolds. I have absolutely no heat issues like I expereinced with my downey 3.0 headers.


1995 4Runner Limited V6 3.4 Liter 5 Speed 4x4
1995 4Runner V6 Auto 2WD