We now offer 12 bolt olds 'O' type posi units for your original 442 w-30 high performance Oldsmobiles and other GTO Chevys with the type 'O' 12 bolt with bolt in axles.
Available in 28 standard and w-30 heavy duty posi anti spin units
Eaton and true trac are also available PM for costs
starting at 399.00
J D Race & Restoration
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