Fuel Pump??

Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by Jaden, Mar 3, 2002.

  1. Jaden

    Jaden Registered Member

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    My old pump is a 3 nipple "I am guessing 1 in 1 return one feed" but on the big block I just installed it is only one in one out... can I use the old one on the big block or is it different to different?
     

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