we used lots of little blocks and some jackstands welded a metal 4x4 to extend jacks reach

back end
front end up

also
Look at my progress Pics link:

PS. anyone doing a frame change, we made a plywood drill template that worked. Frame to frame the body mounting bolts dropped right in.

Last edited by Dogs51Burb; 11/12/2012 3:42 PM.
51'sub on a shortbed 4x4 74'Frame
1975 CJ5 327TPI
1977 K10