I might sell the 195/50/15 tires and rims from my Geo in order to buy some lighter wt 15s or 13s. These are 8 lbs per corner than the old stock 13s with crappy tires but the FE remained the same since these have less rr at 51 psi than the 13s had at 35. A couple of links to the pics:
Even the 3 cylinder Geo gets action
UMTR Nationals at Edgewater - 9/26/09 - Hyper-Performance Motorsports Inc. Photography
The White Gnat strikes again
UMTR Nationals at Edgewater - 9/26/09 - Hyper-Performance Motorsports Inc. Photography