Is it possible to fit a 31" tyre with an aftermarket tub, sorry to hijack but i thought a bit extra info wouldn't hurt.
Mick


69 Dart GTS 440 mopar .590 cam, Edelbrock heads, 3200#
best et 6.45, 106.78, 10.14, 132.88 mph, 1.47 60ft
best 60ft 1.36