A QA-1 k-member sets the wheels out 1 inch and forward 1 inch, i have spindles off of a 95 mustang with the dual aluminum calipers and i have to use a 1/2 inch spacer to clear the brakes. Post a pic of the k-member.
The tires for a 3.5 rim are 165sr15 or 165/80r15 same tire size.
john
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handle every stressful situation like a dog: if you can't eat it or play with it, just pee on it and walk away.