Ralley Wheels 15x8?

[Malibuysi]

Does anyone know what backspacing of Corvette ralley rims came with? I am
wanting to get a set for my DragRadials, but don't what any issues
with the 12 bolt length. Thanks

 

[Malibuysi]

Wondering if its 4" and 4"?

 

[LS6 Tommy]

68-82 is 4.25" BS.

Tommy

 

[Malibuysi]

thanks alot!