ok.. I raised that part on mine... 20mm or so.. its does cramp the inside of the dash a bit but to every problem I create through interfering with the standard config there is a solution.
With VIC club rego I expect you dont need the min 100mm ground clearance..?
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FFR Coupe 65
LS3 motor, TR6060 box with Falcon ABS, 17" Halibrand wheels, 3.55:1 Ford Racing IRS and Willwood brake upgrade