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Showing results 1 to 6 of 6
Search took 0.00 seconds. Search: Posts Made By: Cheechako |
Forum: Engines and Propulsion Systems 19-06-2012, 08:57 |
Replies: 64
Views: 32,153
Posted By
Cheechako
Re: Engine Sizing and Fuel Consumption
My 44 footer weighing about 35k lbs had a Perkins 4-108 (51hp) in it. It had no problem at all running at near hull speed (8.5 knots, 8.8 was theo. hull speed) with a max prop. Fuel consumption for... |
Forum: Engines and Propulsion Systems 16-06-2012, 12:02 |
Replies: 64
Views: 32,153
Posted By
Cheechako
Re: Engine Sizing and Fuel Consumption
Re: Volvo. Yeah, reportedly the parts are expensive, but they seem like very well built, heavy duty engines. Maybe you dont put much parts on them! The old MD series were hard to beat with a... |
Forum: Engines and Propulsion Systems 16-06-2012, 10:24 |
Replies: 64
Views: 32,153
Posted By
Cheechako
Re: Engine Sizing and Fuel Consumption
"I have always seen the HP required as 2-3 HP per Long Ton..." I would take this as the HP needed for an auxilary to get you out of the marina. This is the mistake I made on my 31 footer:... |
Forum: Engines and Propulsion Systems 16-06-2012, 08:31 |
Replies: 64
Views: 32,153
Posted By
Cheechako
Re: Engine Sizing and Fuel Consumption
Yep. I've had two boats.. at least ... that I wish had more power. No problem in flat water. One was a 31 footer with a 13 hp volvo. All the "old school" calculations said that power was enough for... |
Forum: Engines and Propulsion Systems 15-06-2012, 09:48 |
Replies: 64
Views: 32,153
Posted By
Cheechako
Re: Engine Sizing and Fuel Consumption
and dont forget about windage. 35 knots of wind and 4-6 foot seas take a lot of power! |
Forum: Engines and Propulsion Systems 15-06-2012, 09:22 |
Replies: 64
Views: 32,153
Posted By
Cheechako
Re: Engine Sizing and Fuel Consumption
I agree on the larger engines. These newer engines are rated at high rpm.... if they were rated like the old days they would be rated at half their HP rating! I'd pick an engine that gets you hull... |
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