Originally Posted by GMCPic
..Also the frame-line center-lime (side to side)has to also be the same. No offset of center line.
Offset centerline side to side is OK so long as they are also parallel in that plane. Only complication is you need to do the trig to find the total angle and check that is under the maximum recommended angle for the U-joint.

It's all in those Spicer manuals..
http://www.stovebolt.com/techtips/driveline/setup/index.html

Grigg

•1951 GMC 250 in the Project Journals
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