Oil pump slave gear?

Discussion in 'The Bench' started by Quick Buick, Aug 21, 2019.

  1. Quick Buick

    Quick Buick Arlington Wa

    The slave gear.
    Did I read somewhere I dont know if it was here or on a AMC site. I swear I read that GM or AMC had a small hole drilled in it to proved better oiling to the shaft. From what I remember the hole was in the pit of the gear slot in the center.. Can anybody truth to this and verify a hole size. I got a new gears but no hole. I dont have a set of factory gears laying around EZ to examine.
     
  2. LARRY70GS

    LARRY70GS a.k.a. "THE WIZARD" Staff Member

    I don't think Buick ever did that, but I have heard of that being done to improve oiling of the pin. I think 1/8".

    OilPumpGearHole.jpg
     

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