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Fender flares........:D
.

You'll have to get out more Seth, 4-wheel discs too....
https://tampa.craigslist.org/psc/cto/d/1988-jaguar-xj6/6563688957.html
https://tampa.craigslist.org/pnl/cto/d/jaguar-xj6/6536999672.html...

Here's some info that may or may not help.....

http://www.crankshaftcoalition.com/wiki/Wheelbase,_track_width,_and_differential_measurements

http://www.crankshaftcoalition.com/wiki/Frame_swaps...

Just so you know my stand, not that it will make any difference to you, but I hate chopped tops. It's like monkey see, monkey do and the eyeball of the car is ruined forever. Only possible exception...