Noob attempts a Felt MP build: Have mercy on me.

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miked826

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Aug 6, 2011
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Yup, can't have chain-tire hits unless you want hospital time.
LOL Yeah the back tire is taking a beating. I'm not gonna risk it anymore. I also have zero torque off the line. I also ordered a 62 tooth and will keep climbing in sprocket size until I can go uphill without having to pedal for dear life to make it up the hill. There are too just too many hills in West L.A..
 

miked826

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Aug 6, 2011
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Awesome Mike!
Has anyone done a Hybrid MB with a high torque e-bike hub to get a 49cc rolling, then to open up the throttle on a 4 Stroke 49cc with a smaller rear sprocket? Both drive systems are moped legal and my bet is that they would work great together. Call me crazy. LOL
 

miked826

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Not crazy at all Mike. http://www.google.com/cse?cx=partne...ab=0&gsc.q=Hybrid gas and electric&gsc.page=1

What I have been thinking is a starter motor from a car just to assist with off the line starts for stop lights.
Exactly! An electric hub is even easier. It simply looks like a normal bike hub on steroids. The only problem is there are 2 types of hubs, geared and direct drive. Both have there advantages and disadvantages but I don't know how either will or will not work with a gas engine bike.

I replaced 24x3 rear tire with a 24x2.125 and my chain rubbing issues are solved. Also switched my 56 tooth rear sprocket for a 68 tooth so I can climb hills. I snapped 2 bolts in half on my motor mount and the new mount comes tomorrow. Tomorrow I will be finished with the gas portion of my bike. I have run out of issues to deal with after 2 months. I never thought this day would come, but it finally has. LOL dance1
 

miked826

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Not crazy at all Mike. http://www.google.com/cse?cx=partne...ab=0&gsc.q=Hybrid gas and electric&gsc.page=1

What I have been thinking is a starter motor from a car just to assist with off the line starts for stop lights.
By installing a 24x2.125 tire I know have room for a Amp Controller to be mounted under the rear cargo leaving the topside of the rack fully functional. I intend to install a high torque direct drive electric hub to the rear wheel along with a 56 tooth sprocket and a thumb throttle. The electric setup will be almost invisible, with the exception of the amp controller, to the untrained eye and will only be used when I face a hill. Direct drive hubs also act like a giant dynamo and recharge the battery pack when the electric motor is not in use.
 

Dan

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May 25, 2008
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"Direct drive hubs also act like a giant dynamo and recharge the battery pack when the electric motor is not in use."

That is cool. Will that create a lot of drag?
 

miked826

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"Direct drive hubs also act like a giant dynamo and recharge the battery pack when the electric motor is not in use."

That is cool. Will that create a lot of drag?
From what I've read, the drag all depends on the quality of the hub, I'm gonna use a Crystalyte H Series torque hub. Any drag would be pretty much imperceptible to a gasoline engine on flat terrain. The drag normally referenced in e-hubs is the drag a human would feel while pedaling.

I've seen Mad Max hybrid bikes and I've seen Jetsons hybrid bikes that look like they cost $10,000. I've never seen something in between the two though.
 

Dan

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May 25, 2008
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Looking forward to seeing your build Mike.

The hybrid concept has always fascinated me. Seems literally to be the best of both worlds.
 

miked826

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Looking forward to seeing your build Mike.

The hybrid concept has always fascinated me. Seems literally to be the best of both worlds.
I agree and I would be happy with just my gas 49cc on flat terrain but parts of L.A. have some of the steepest streets in the nation. If I can install a motor that looks like an over-sized bike hub on my bike then I'm gonna do it. LOL
 

Dan

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May 25, 2008
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Har, lol. Well done.

That song would make a great pumping up a hill song. (For long hills, I really like "We will rock you")

Ride safe!