Recent Content by Swamplizard

  1. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    20MPG in a boat - Wow! Pretty happy with props I am testing as my daily runners. The 16,000 lb 42 footer acts like a 30 footer with them - gets on...
    Post by: Swamplizard, Apr 11, 2024 in forum: Boat Design
  2. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    Thanks CDog - getting there. Replacing Trim Pump today which will make big difference I think in terms of finding best economy cruise speed and...
    Post by: Swamplizard, Apr 9, 2024 in forum: Boat Design
  3. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    Took a few 10 mile runs on snotty seas this weekend (3-4 footers) - got 30mph nice cruise at 3900-4000 rpm at 17.5gph per motor (.857...
    Post by: Swamplizard, Apr 8, 2024 in forum: Boat Design
  4. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    I can run on one motor but only have power steering on one motor at the moment. I have pump on each but only have one hooked up....could look into...
    Post by: Swamplizard, Apr 4, 2024 in forum: Boat Design
  5. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    3.1/motor so 6.2gph or 1 mile/gal
    Post by: Swamplizard, Apr 1, 2024 in forum: Boat Design
  6. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    picked up some high rake 16.5x17 3 blade rolla props. Boat now gets on plane easily, can cruise at 3800 at 24mph (one adult, 200g fuel, light...
    Post by: Swamplizard, Mar 29, 2024 in forum: Boat Design
  7. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    Appreciate the inputs. Because the surface drives can be lowered and are about 3 feet long, the props can run in fairly clean water behind the...
    Post by: Swamplizard, Mar 28, 2024 in forum: Boat Design
  8. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    Will do some trial and error soon - have a set of 16x26 3 blade clevers. Boat wont plan with them but interested to see what it does to 800, 1000,...
    Post by: Swamplizard, Mar 27, 2024 in forum: Boat Design
  9. Swamplizard
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    Prop Shaft Adaptor: 19 spline to Keyed?

    appreciate the suggestions.
    Post by: Swamplizard, Mar 19, 2024 in forum: Props
  10. Swamplizard
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    Prop Shaft Adaptor: 19 spline to Keyed?

    Vessel has Arneson ASD8 surface drives. Shafts are 19-spline 1.25 inch. The availability of props in the size range I need with 19-splines are few...
    Post by: Swamplizard, Mar 18, 2024 in forum: Props
  11. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    Thanks Guys
    Post by: Swamplizard, Mar 17, 2024 in forum: Boat Design
  12. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    800 rpm = 5.29 slack tide on ICWW 1000rpm = 7.00 mph 3.2gph per motor 2000rpm =9.01mph Does this help with analysis?
    Post by: Swamplizard, Mar 15, 2024 in forum: Boat Design
  13. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    Actually it is. My friend has the same boat with but CAT Diesels (ie much heavier than my gassers) and his weighs in at 17,000. His has been...
    Post by: Swamplizard, Mar 15, 2024 in forum: Boat Design
  14. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    YES The motors are Mercury 496 EFIs and I have Vesselview which measures real-time fuel consumption in Gallons/hour. At 1,000 rpm with both motors...
    Post by: Swamplizard, Mar 15, 2024 in forum: Boat Design
  15. Swamplizard
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    Not a Design but a Use Case change: Prop changes as needed?

    Yes
    Post by: Swamplizard, Mar 15, 2024 in forum: Boat Design