ham std prop

  1. B

    Hamilton Std prop on Allison V-12

    I have a P-40K project, with an Allison V-12 -99 engine, and a set of cut down blades from a DC-3 made to fit. I am trying to get the exact info on what needs to be done to the engine to mount the Ham Std hub. I know I have to drill the nose of the crankshaft, but to what diameter? What...
    • Brent
    • Thread
    • allison ham std prop
    • Replies: 8
    • Forum: Engines
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