question on the 8.5 rear in my 76 Olds Cutlass

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July 10th, 2012, 06:47 PM

77oldsprostreet

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question on the 8.5 rear in my 76 Olds Cutlass

I have a 1976 Olds Cutlass Salon with 350 motor and automatic trans, it has a 8.5 10 bolt GM rear from the factory, now are the axles 28 or 30 spline axles

July 10th, 2012, 06:54 PM

ihengineer76

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Location: Janesville, WI

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They should be 28 spline.

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