NORS Delco Vacuum Advance - 1973 and 74 Chevrolet 350 4bbl. - B28GM 1973466

 This is a New, Old Replacement Stock Vacuum Advance which my GM books show to be original equipment replacement tor 1973 and 74 Chevrolet with 350, 4bbl V8 engine except L82 and Z28.  You are Bidding on one piece.  These units came to me in bulk out of their original boxes. The part is stamped  "B25" which replaces GM 1973466 and Delco D1377A. Domestic Buyers to pay $ 7.50 shipping.  Payment must be made by check or Paypal within 10 days of auction close. 

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