wheel backspacing

got a 1994 z28 and got a set of 27x11.50r15 hoosier slicks and with a 15x10 in rim what kinda of backspacing whould i got with..? thanks

As close to 7.5 as you can get.

cool thanks

Did you check the "Drag Wheel and Tires" FAQ stickied at the top of the "Wheels and Tires" forum topic listing?

I'll move your post there.