205/40/18 is WAY to small. For 18's you need to run 225/40 otherwise the tire will be way to narrow for the rin and you will roll the tire over in conrers and pull it of the rim and/or ram the edge of the rim into the ground!
2000 SVT Turbo 295hp/269ftlb@12psi
#1 for Bendix Brakes Kits!
Knuckles rebuilt w/new bearings $55
AUSSIE ENDLINKS $70
Gutted pre-cats $80/set
A lack of planning on your part does not constitute an emergency on mine!