On a related topic... I've notice that on convertibles, the mirrors mount just slightly further back than hardtops/coups. In the hardtop/coup location, the vent window hits the mirror. The convertible vent window appears to be "laid back" about 1/4" further than hardtop/coups... just a fyi
70 Roadrunner convt. street car
440+6, NOS, 4-spd, SS springs
'96 Mustang GT convt. street car
'04 4.6 SOHC, NOS, auto, lowered
"Officer, that button is for short on-ramps"