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-   -   New Brushless GST.. (https://www.rc-monster.com/forum/showthread.php?t=10774)

aqwut 05.08.2008 12:34 AM

Quote:

Originally Posted by jzemaxx (Post 170389)
Aqwut have you gotten your 1527's?? Are you still doing the twin setup on motors?

no Jze... haven't heard anything from Mike yet... Maybe he's pissed off at me for selling batteries on the forums?.. I dunno.. or maybe Neu has some shipping problems....

I'm in need of this motor...
hey Jze.. after seeing what that 1521 can do, I might just stick to single 1527, but it Mike takes too long with the 1527.. I'll just buy me a 3080 or something.... race season is already starting this weekend coming up....

But Lehner has my 2280 motor, and decided to cover it under warranty.. so I don't have to pay anything but shipping....

The only motor I have to put on the GST are the KB45.. I might have to do this, since I don't have any other big motors at the moment..


BP.. I like the 1527s.. more power!!!

Did you buy that 3080 of ebay Jze..?

jzemaxx 05.08.2008 12:47 AM

I went with 2 more 1527's and a 2215 coming. I was talking to Neu today, thinking about trying something like you had attempted. I am going to see if I can still fit twin 1527's on 12S....so about like you had said....around 9000 watts...lol. This would be on the buggy, problem is I really haven't figured out how to mount the motors. The batteries are now taken care of though......

BL_RV0 05.08.2008 10:04 AM

Quote:

Originally Posted by BL_RV0 (Post 170393)
Aqwut, I had an idea. Instead of dual 1527's, why not something like dual 1915's or something?

Any thoughts?

jzemaxx 05.08.2008 10:48 AM

Hard to say. The 1527 will run 4000 watts pretty easily according to Neu, plus you can run the rpms much higher. The 1915's are rated 3000 watts and RPM's are limited. The 1915 runs a larger diameter rotor, but the 1527 rotor is LONG.

aqwut 05.08.2008 11:44 AM

I just can't wait for the motors to come in... I only have the GST and Firehammer Left to work on.... 9000+ Watts is my goal as well.. I want to drag my bike around..

jzemaxx 05.08.2008 12:04 PM

Well I was talking with Neu and some guys helping me out. Let me run this by you. They are wanting to see the big XLB buggy run 140mph. I have no idea what would be needed as far as power. I will be going to foam tires of course, but to get a 20 lbs buggy that is 25 inches long and as big as this thing is poses some real problems. At first they said 2215's might get the buggy there, but now they are saying it will probably take a set of BIG twin motors like the 1527's. Just don't know what it will take.

aqwut 05.08.2008 08:59 PM

I'm sure with 10000 Watts and the proper aerodynamics, the twin 1527 could get you there... but that area you have might not be big enough for that kind of speed run...

jzemaxx 05.08.2008 09:06 PM

Quote:

Originally Posted by aqwut (Post 170759)
I'm sure with 10000 Watts and the proper aerodynamics, the twin 1527 could get you there... but that area you have might not be big enough for that kind of speed run...

Their is a larger area next to it which is the main takeoff and landing strip. We are making our runs on the taxing part.

Here are some quick #'s I calculated....just don't know if they are right.

Single 2215 that I have coming runs max ~172 amps. At 44.4 volts that should be around ~7636 watts or so.

Twin 1527's that I have coming as well run at ~100 amps. At 44.4 volts X 2 that should be ~8880 watts. Is this correct thinking. Both are over 10hp.

lutach 05.08.2008 09:12 PM

I think aerodynamics will play a big part on this. Raw power is good, but to reach the that kind of speed, you'll need to cut through the air. When I used to drive my go kart it would never get passed 100mph even with the little turbo my grandfather got me, but we added a new body and I was able to reach 120mph (It got a bit too scary above that). If you reduce the drag, who knows what kind of speed 50000+ RPMs and 10000 watts of motor power would be able to do.

jzemaxx 05.08.2008 09:15 PM

Well problem is no body's are available for it. I am trying to keep it looking as stock as possible.

lutach 05.08.2008 10:16 PM

Quote:

Originally Posted by jzemaxx (Post 170765)
Well problem is no body's are available for it. I am trying to keep it looking as stock as possible.

Simple wings at a few places will do. Front wing and 2 wings like a Top Fuel Dragster. All you need is to deflect some air over the tires. I don't have the time to do it. That's why I just run what I have.


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