1970 Olds W-31 w/ W-27 Rear End

Discussion in 'Ebay Parts and Cars' started by NEAT Car Ads, Jul 12, 2005.

  1. NEAT Car Ads

    NEAT Car Ads northeastautotrader.com

  2. pooods

    pooods Well-Known Member

    Was that rear end painted black on the center section. Is the center section aluminum on a W27?
     
  3. NEAT Car Ads

    NEAT Car Ads northeastautotrader.com

    The entire differential center section is alum. Not just the cover. The tubes are steel and were pressed into the alum. diff.

    This was an Olds only, 1970 only, W-30, W-31, W-32 only option.

    Not too many left out there.
     
  4. pooods

    pooods Well-Known Member

    I thought it was alum. from what I read, but wasn't sure. Was the alum. painted, or left cast color? That is one rare piece you have there. Hope it does well.

    Another question. Did any other A-Bodies get a similar rear end? Or was the W's all that got lucky?
     
  5. sparkplug

    sparkplug Well-Known Member

    only the olds w30's cars...
     
  6. NEAT Car Ads

    NEAT Car Ads northeastautotrader.com

    The aluminum was left cast, not painted.

    Heres one all shined up. This is the only other W-31 that ive seen with a W-27 diff. I think others on here have the same tho.

    [​IMG][/IMG]
     
  7. pooods

    pooods Well-Known Member

    Thanks for the info guys! I don't understand why only Olds got the rears, but that's GM for you. Guess Chevy finally got screwed for once. I am having to learn about these Olds since my father is force feeding me with them. He is now in love with W cars.
     

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