The toe-out is your problem. Check to see if the axle is bent in the middle with a long carpenter's level or some other type of straight edge. That kind of bend can be corrected with a heavy chain and a big hydraulic bottle jack. Wrap the chain around the spring seats in a bowstring shape, and use the jack to push against the center of the axle, from the front or rear.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
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