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-   -   finally getting some water time in my 280 (https://www.offshoreonly.com/forums/velocity/328878-finally-getting-some-water-time-my-280-a.html)

Blackedout02 07-25-2015 01:37 AM

finally getting some water time in my 280
 
New motor is working out decent so far. Dynoed at 601hp and 605ft/lbs on 91. Running a 28p bravo 4 blade at 5600rpm and seeing 76mph on gps. Id like to try a 30p and see how it works out. Still trying to fix an issue of oil building up in the valve covers and not draining to the crankcase quick enough at high rpms. Pushing oil into my overflow catch.

http://i968.photobucket.com/albums/a...psyj08os5o.jpg

http://i968.photobucket.com/albums/a...psif24u1pz.jpg

Blackedout02 07-25-2015 02:02 AM

flyby at 76mph

http://vid968.photobucket.com/albums...psjcdpz6g1.mp4

SB 07-25-2015 06:30 AM

I don't see an breathers.

BTW: That is absolutely one of the best pics I've seen. Scenery in background and foreground (lol) is fantastic. Ditch the guy in the back, and that photo is more than magazine material.

Padraig 07-25-2015 06:46 AM

Pretty girl........oh and the boat is nice too.

Seriously, sounds like the boat is running good.

Padraig

Blackedout02 07-25-2015 07:29 AM


Originally Posted by SB (Post 4333906)
I don't see an breathers.

BTW: That is absolutely one of the best pics I've seen. Scenery in background and foreground (lol) is fantastic. Ditch the guy in the back, and that photo is more than magazine material.


Thx. I actually ended up installing a line from each valve cover run to an oil catch tank on the bulkhead with a breather filter on it. That pic was just before everything was finished up. If you look closely, my throttle linkage isnt hooked up either lol

Blackedout02 07-25-2015 07:30 AM


Originally Posted by Padraig (Post 4333908)
Pretty girl........oh and the boat is nice too.

Seriously sounds like the boat is running good.

Padraig

Thx!

underpsi68 07-25-2015 08:06 AM

Your speed seems low for you rpm/prop.

I can run 70 with a 26 Bravo at 5000rpm ish.

Are you over trimming? Prop in good shape?

Boat looks great!

Jon H 07-25-2015 10:42 AM

Yep, that is a great photo of a very nice boat. Thanks for sharing.

Blackedout02 07-25-2015 10:53 AM


Originally Posted by underpsi68 (Post 4333929)
Your speed seems low for you rpm/prop.

I can run 70 with a 26 Bravo at 5000rpm ish.

Are you over trimming? Prop in good shape?

Boat looks great!


Thats what i was thinking myself... i got the prop from a friend. Used. And he had machined off the diffuser ring. Im hoping its just an inefficiant prop and i can get it worked to see over 80. Im scratching my head because at 3/4 tank, and 7 adults (only tried out of curiousity) i could still get on a plane and see that speed... hoping a different prop or labber one will work out better

Padraig 07-25-2015 11:37 AM

I have a stock Bravo 1, 30 inch left hand for sale.

Padraig


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