Want to put HuaSheng on my bike. Can I get more power?

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Fatandre

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Dec 1, 2013
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Want to put HuaSheng on my bike. Can I get more power from it?
Whats the mods I can do and what about a shift kit? Are there any?
 

Fatandre

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Dec 1, 2013
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Poland
also they seam to be sold out.
Would you also say a 4 stroke is just as good as the 2 stroke when coming to performance?
I am still trying to decide which one to get
 

MotorBicycleRacing

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Jul 28, 2010
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also they seam to be sold out.
Would you also say a 4 stroke is just as good as the 2 stroke when coming to performance?
I am still trying to decide which one to get
SOLD OUT - 4 Stroke Shift Kit - SOLD OUT -
[SBP-4TSK001] $189.95

SOLD OUT - 4 Stroke Shift Kit - SOLD OUT -
Click to enlarge
SOLD OUT UNTIL DEC 6, 2013

2 stroke or 4 stroke is kind of a personal preference.
 

Sidewinder Jerry

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Dec 19, 2011
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Staton Inc also sells a shift kit. The Staton S/K is a double freewheel design. The peddles are able to completely operate independently from the engine sprocket. I use White Industries Trails freewheels in my kit. You can also put 3 chain rings on it.
 
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Fatandre

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Dec 1, 2013
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Is there maybe any other engine that you would recommend?
Something with a shifter.
Should I maybe think about a 2 stroke engine price vise?
Mixing the fuel is no problem for me.
I just want it rather fast and reliable
 

Sidewinder Jerry

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Dec 19, 2011
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Yes there's some really good japanese 2 strokes but you'll pay as much for them as a 4 stroke HauSheng. The guys here can tell you how to tear down and rebuild the cheap chinese 2 strokes. The bottom line is with these bikes you get what you're willing to pay for. Fast is nice for the race track but safe and reliable is better for the streets.
 
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Fatandre

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Dec 1, 2013
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I am going for the streets. So I should stick with the huangshen or maybe other 4 stroke?
I would be needing gears
 

Sidewinder Jerry

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Dec 19, 2011
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There's a few reduction gear boxes that can mount to a HauSheng engine. Maybe one of the EZ Motorbikes guys can help you with a setup which could use a shift kit.
 

scotto-

Custom 4-Stroke Bike Builder
Jun 3, 2010
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Ridin' inSane Diego, CA.
Here is a 99cc custom build that doesn't need a shift kit as it has enough power as a single speed to get you where you are going, even if you have steep hills to climb.



Just some food for thought.....

That's a Harbor Freight Predator 99cc 4-stroke engine......they only offer the 79cc version now. I'm not sure if they ship to Poland or not?
 

Fatandre

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Dec 1, 2013
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Sick Bike Parts sells a shift kit for the 4 stroke Huasheng or Honda GXH 50cc.

More power from these motors is a free flowing exhaust and a better Carb.
There is also a reground cam from Affordable Go Karts.
So how much power are we talking with those add ons?
Has anyone done it?
 

MotorBicycleRacing

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Jul 28, 2010
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That is a HuaSheng 142F engine kit with the much dreaded Hoot chainbox and a very shoddy engine mounting plate.
I am installing those kits right now but of course I am pulling off the geared Hoot box and replacing it with a 4G trans.

Those motor plates are not the worst ones that come with those Hausheng kits. The damn end blocks have the strap holes drilled all chocky locky!
 
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MotorBicycleRacing

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Jul 28, 2010
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So how much power are we talking with those add ons?
Has anyone done it?
Check out nashmotos 50cc Gxh Honda race bike.
We never dynoed it at the races but the stock motor is 2 HP so the fully modded one may make 4 HP at the most.

Be very careful which transmission you buy for a 50cc Huasheng or Honda.
The fact that you are in Poland is going to make it difficult to get the right stuff.