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#12
03-17-2016, 05:26 PM
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Re: 1970 Camaro Rear..
<div class="ubbcode-block"><div class="ubbcode-header">Quote:</div><div class="ubbcode-body">=iluv69s]my orange 70Z had M-21 and 3.31 posi... I believe all original....</div></div>
Only 3.73 and 4.10 available in 70 Z-28's. 3.31 would have been either L-48 350 or the low HP 396. 3.55 was standard in L-78 and 4.10 was optional, but believe posi traction was mandatory option on L-78's and Z-28's. 
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