CamaroX84

What is the factory tire size on a 1985 IROC with the 16x8 IROC wheels? Thanks.

88 IROC BOB

I would say probably 245/50/16. That's what they are for '88 anyway!
Hope this helps!

Bob

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350 TPI, 700R4(rebuilt), K&N's, MSD 6AL, Headers, Flowmaster, 160* stat, airfoil, MAF screens cut out. 13.88 @ 101.18 mph

chris1roc

that's the size. I used to work at belle tire.