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73 Mustang Boy · 03-01-2002, 07:57 AM

Go to the back of the car and look at the diff. from the back if it is completely round you have a 9in if it has a flat spot at the bottom it is an 8 in.

03-01-2002, 07:57 AM	#3
73 Mustang Boy Registered Member Join Date: Aug 2001 Location: Georgia Posts: 84	Go to the back of the car and look at the diff. from the back if it is completely round you have a 9in if it has a flat spot at the bottom it is an 8 in. __________________ 73 coupe, 351W, GT-40 heads, edlebrock 750, offenhauser intake, .488 lift cam, 2.5 exhaust, 2 chamber flowmasters, blah, blah, blah...