here`s some pics...
try to find center of pinion....this seems to be about right
find center of shaft
kinda center is best bottom of knuckle for u-joint same angle as shaft
angle is same on jeep as floor
angle on floor
hope these help..
pics are quick an simple..when my buddy stu was with me he made more precise measurments using all sorts of crap. took 4 hands his way..LOL
i kinda got same results going simple.
guage can be had from Harbor Frieght..
i dont like buying cheap tools..however how can one resist a good
cheap guage for $5.00