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Running a Blackhawk drive

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Old 12-30-2021 | 08:48 PM
  #21  
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I have a built BH, totally built with 1.36 all XZ, teaque billet cap (gears good for around 800 hp in a light boat i was at 750) and an its box for sale was on my 20 and i was at 94 still dialing it in. i had augie at cutting edge do one set of my 31 pitch props and they were awesome. whats your x dim?





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Old 01-09-2022 | 05:45 AM
  #22  
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Originally Posted by Griff
BBlades would prob be your best bet, but you can only adjust pitch by about 1" which will reduce about 200rpms and maybe reduce another 200rpms with added cup. You might be better off to change to 1.25 ratio gears.

If you're over revving then are you running a 100+mph ???
cracked 120 today and it’s got some more . Just sneaking up on stretching it out .
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