G70 is the largest in F.A.S.T., unless the car could have come with larger tires originally, and
If you run PSMCDR pure stock.....
Tires & Wheels: Reproduction tires or radial tires only. No soft compound tires of any kind allowed. Retread tires are not allowed. Use of traction compounds or rubber-softening chemicals on tires are strictly prohibited. Tire size must approximate what was originally installed on the car. All four tires must be the same size. No 60-series tires will be allowed unless they were originally available for the car's year and model. 60-series tires must be run on 15-inch rims as they were originally. Cars built before the introduction of 70-series Polyglas or Wide-Ovals are allowed to upgrade to 70-series tires of appropriate size for the car. Please call for clarification. Suspicious tires will be durometered. Factory wheels only. Wheels must be correct in size, offset, and style for the car's make, model, and year. All four wheels must be the same size and offset.
The complete PSMCDR Pure stock rules are here - and should be updated soon for 2009.
http://www.purestockdrags.com/index....&Itemid=53
F.A.S.T. rules are here -
http://www.fastraces.org/members/fastrac...f5!OpenDocument