What I suggest also is http://www.engnbldr.com/ .

RV head, RV Cam and I chose Doug Thourly headers.

And of course a 2 1/4' exhaust.

You might consider the exhaust first, it is very restrictive.


Ralph

1991 Toyota 4x4 Standard Cab Pickup.
engnbldr cam and head.
Doug Thorley Headers
Home Made Cat Backs
30x9.5x15 BF Goodrich All-Terrain M/T KM2