3.0 Mercruiser Alpha one Test Numbers

Discussion in 'Boat Design' started by Preformer 40, Jul 23, 2006.

  1. Preformer 40
    Joined: Apr 2004
    Posts: 18
    Likes: 0, Points: 0, Legacy Rep: 10
    Location: Naples, Fl

    Preformer 40 Junior Member

    I put a 3.0 Alpha 1 gen 1 into a 1966 cobia 25 ft CC #4000 redone and heres the test info :70 gallons gas, 2 adults
    Prop-14/1/2 x 15 Michigan ss. 3700 rpm on plane at 20 mph 4200 rpm 23 mph and 4700 27 mph no tabs yeat, time to plane 6-7 seconds.This is a 22 degree deep vee boat.I dont have a navman to tell fuel burn,but im guessing about 6-7 gph at 23 mph.
     
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