# Problem solvers and mechanic gurus, i need a hand here...electirc powered boat...

**URL:** <https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861>\
**Category:** Shift518 Automotive\
**Created:** [May 23, 2012, 10:52am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861 "2012-05-23T10:52:05Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![JSEnclosures](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jsenclosures/32/6678_2.png) [@JSEnclosures](https://forums.speedlife.net/u/JSEnclosures)\
**Post date:** [May 23, 2012, 10:52am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/1 "2012-05-23T10:52:05Z")

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My finace has a camp on galway lake and it’s electric motors only, so naturally i want to make a fast electric boat. There are a couple people up there with pontoon boats and 3-4 electric trolling motors on the back of them but i want something that can actually move. I’m shooting for a 16-17’ bowrider that i can make fully electric and have something fast enought to pull a skier. I’m thinking this would be a good winter project since boats are cheap as hell in the fall (especially without an engine) so i’m in no rush, just compiling how i can make this actually happen.

I’m thinking maybe an inboard with a gm ev motor? i am not a electic motor guy, but i am very mechanical and like projects so i’ll need a hand with this one.

ideas/thoughts/solutions?

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**Author:** ![RTrac1](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rtrac1/32/6312_2.png) [@RTrac1](https://forums.speedlife.net/u/RTrac1)\
**Post date:** [May 23, 2012, 11:13am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/2 "2012-05-23T11:13:53Z")

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[http://www.electricmotorsport.com/store/ems\_ev\_parts\_marine.php](http://www.electricmotorsport.com/store/ems_ev_parts_marine.php)

i think getting enough power to pull a skiier and enough energy to last any length of time might be difficult. cool project though, id cover the boat with solar panels

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**Author:** ![Wayne64SS](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/wayne64ss/32/6365_2.png) [@Wayne64SS](https://forums.speedlife.net/u/Wayne64SS)\
**Post date:** [May 23, 2012, 11:31am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/3 "2012-05-23T11:31:00Z")

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TBH the worst part is going to be the weight of the batteries required to get any kind of power and distance. Not saying it can’t be done, but that bitch is gonna be HEAVY. Just put a detroit in it and be done.

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**Author:** ![Quattro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/quattro/32/6660_2.png) [@Quattro](https://forums.speedlife.net/u/Quattro)\
**Post date:** [May 23, 2012, 11:45am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/4 "2012-05-23T11:45:13Z")

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Galway Lake has always been super uptight about everything, pretty sure the lakes restricted to 3hp electrics.

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**Author:** ![JSEnclosures](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jsenclosures/32/6678_2.png) [@JSEnclosures](https://forums.speedlife.net/u/JSEnclosures)\
**Post date:** [May 23, 2012, 11:55am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/5 "2012-05-23T11:55:14Z")

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> [@Quattro!"](#):
>
> Galway Lake has always been super uptight about everything, pretty sure the lakes restricted to 3hp electrics.

i will have to read the by-laws

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**Author:** ![PJB](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pjb/32/6389_2.png) [@PJB](https://forums.speedlife.net/u/PJB)\
**Post date:** [May 23, 2012, 7:05pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/6 "2012-05-23T19:05:19Z")

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get a bunch of illegal immigrants to paddle for you and whip them if they dont paddle fast enough.

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**Author:** ![Skidplate](https://avatars.discourse-cdn.com/v4/letter/s/c2a13f/32.png) [@Skidplate](https://forums.speedlife.net/u/Skidplate)\
**Post date:** [May 23, 2012, 7:09pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/7 "2012-05-23T19:09:49Z")

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PJB with the racism today.

how about an industrial motor powering a jet drive? with a single or pair of impeller generators, it could recharge the batteries while pushing itself around.

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**Author:** ![TurboTravis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbotravis/32/6406_2.png) [@TurboTravis](https://forums.speedlife.net/u/TurboTravis)\
**Post date:** [May 23, 2012, 7:10pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/8 "2012-05-23T19:10:31Z")

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> [@Buffalo urban ninja](https://forums.speedlife.net/t/buffalo-urban-ninja/49664/9):
>
> get a bunch of illegal immigrants to paddle for you and whip them if they dont paddle fast enough.

Someone sig this shit **_ASAP_**

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**Author:** ![PJB](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pjb/32/6389_2.png) [@PJB](https://forums.speedlife.net/u/PJB)\
**Post date:** [May 23, 2012, 7:11pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/9 "2012-05-23T19:11:23Z")

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> [@Buffalo urban ninja](https://forums.speedlife.net/t/buffalo-urban-ninja/49664/10):
>
> PJB with the racism today.
> 
> .

how do you know Im not talking about people that illegally crossed the border from Canada?

If so theyre white, therefore that wouldnt be racist, right?

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**Author:** ![Skidplate](https://avatars.discourse-cdn.com/v4/letter/s/c2a13f/32.png) [@Skidplate](https://forums.speedlife.net/u/Skidplate)\
**Post date:** [May 23, 2012, 7:17pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/10 "2012-05-23T19:17:09Z")

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> [@69 Camaro resto - It's ALIVE! - no 56k](https://forums.speedlife.net/t/69-camaro-resto-its-alive-no-56k/13530/597):
>
> how do you know Im not talking about people that illegally crossed the border from Canada?
> 
> If so theyre white, therefore that wouldnt be racist, right?

Canadians don’t bother crossing their border illegally.

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**Author:** ![PJB](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pjb/32/6389_2.png) [@PJB](https://forums.speedlife.net/u/PJB)\
**Post date:** [May 23, 2012, 7:17pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/11 "2012-05-23T19:17:39Z")

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> [@Every reason in the world NOT to street race](https://forums.speedlife.net/t/every-reason-in-the-world-not-to-street-race/49661/80):
>
> Canadians don’t bother crossing their border illegally.

Im sure its been done a time or two

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**Author:** ![Skidplate](https://avatars.discourse-cdn.com/v4/letter/s/c2a13f/32.png) [@Skidplate](https://forums.speedlife.net/u/Skidplate)\
**Post date:** [May 23, 2012, 7:24pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/12 "2012-05-23T19:24:52Z")

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> [@Every reason in the world NOT to street race](https://forums.speedlife.net/t/every-reason-in-the-world-not-to-street-race/49661/81):
>
> Im sure its been done a time or two

oh i wouldn’t doubt it, but nowhere near the scale of the mexicans.

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**Author:** ![PJB](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pjb/32/6389_2.png) [@PJB](https://forums.speedlife.net/u/PJB)\
**Post date:** [May 23, 2012, 7:26pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/13 "2012-05-23T19:26:21Z")

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now who’s racist?

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**Author:** ![Skidplate](https://avatars.discourse-cdn.com/v4/letter/s/c2a13f/32.png) [@Skidplate](https://forums.speedlife.net/u/Skidplate)\
**Post date:** [May 23, 2012, 7:29pm UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/14 "2012-05-23T19:29:07Z")

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> [@FS: blown 300ZX](https://forums.speedlife.net/t/fs-blown-300zx/49639/69):
>
> now who’s racist?

it’s not racism when you hate all the races equally.

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**Author:** ![JSEnclosures](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jsenclosures/32/6678_2.png) [@JSEnclosures](https://forums.speedlife.net/u/JSEnclosures)\
**Post date:** [May 24, 2012, 4:03am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/15 "2012-05-24T04:03:46Z")

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> [@Buffalo urban ninja](https://forums.speedlife.net/t/buffalo-urban-ninja/49664/10):
>
> PJB with the racism today.
> 
> how about an industrial motor powering a jet drive? with a single or pair of impeller generators, it could recharge the batteries while pushing itself around.

Jet drives are not allowed either

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**Author:** ![ninety1two40](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ninety1two40/32/6332_2.png) [@ninety1two40](https://forums.speedlife.net/u/ninety1two40)\
**Post date:** [May 24, 2012, 4:33am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/16 "2012-05-24T04:33:37Z")

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> [@Buffalo urban ninja](https://forums.speedlife.net/t/buffalo-urban-ninja/49664/10):
>
> PJB with the racism today.
> 
> how about an industrial motor powering a jet drive? **with a single or pair of impeller generators, it could recharge the batteries while pushing itself around.**

Oh yeah, that works really well :skid:skid

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**Author:** ![indy440](https://avatars.discourse-cdn.com/v4/letter/i/b5ac83/32.png) [@indy440](https://forums.speedlife.net/u/indy440)\
**Post date:** [May 24, 2012, 5:12am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/17 "2012-05-24T05:12:11Z")

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It takes a lot of energy to push a boat hull through water. Im sure it can be done, but the weight of the batteries and the cost and the limited amount of run time is going to be a struggle. Best of luck if you do try it out…

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**Author:** ![capitalcrew](https://avatars.discourse-cdn.com/v4/letter/c/e79b87/32.png) [@capitalcrew](https://forums.speedlife.net/u/capitalcrew)\
**Post date:** [May 24, 2012, 5:22am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/18 "2012-05-24T05:22:34Z")

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> [@RC Car/Truck thread](https://forums.speedlife.net/t/rc-car-truck-thread/21682/68):
>
> Oh yeah, that works really well :skid:skid

:rolf :skid Someone’s confused.

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**Author:** ![Phate](https://avatars.discourse-cdn.com/v4/letter/p/e0b2c6/32.png) [@Phate](https://forums.speedlife.net/u/Phate)\
**Post date:** [May 24, 2012, 9:22am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/19 "2012-05-24T09:22:54Z")

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> [@Official I decided what I am going to buy thread](https://forums.speedlife.net/t/official-i-decided-what-i-am-going-to-buy-thread/50789/16):
>
> :rolf :skid Someone’s confused.

It wouldn’t work. The energy you’d use to spin up the generators is energy that could have been more efficiently propelling the boat. Regenerative braking only works on electric cars/hybrids while they are already slowing down. Pepetual motion and all that.

But yeah, covering the decks with solar panels would probably help, but you probably aren’t getting a boat on-plane pulling a skiier too easily. The only thing I can think of that could work reasonably well would be to start with a lightweight outboard hull, and replace gas engine with the biggest electric motor you can fit under the cowling. I’m thinking wherever you put it (outboard or I/O), the motor out of a crashed prius could work. Then you just need to get a lot of batteries.

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**Author:** ![DannyboyUpstate](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/dannyboyupstate/32/6313_2.png) [@DannyboyUpstate](https://forums.speedlife.net/u/DannyboyUpstate)\
**Post date:** [May 24, 2012, 9:38am UTC](https://forums.speedlife.net/t/problem-solvers-and-mechanic-gurus-i-need-a-hand-here-electirc-powered-boat/263861/20 "2012-05-24T09:38:07Z")

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> [@WTS-WTT 04 636](https://forums.speedlife.net/t/wts-wtt-04-636/49526/33):
>
> TBH the worst part is going to be the weight of the batteries required to get any kind of power and distance.

This.

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