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Old 06-11-2013, 10:42 AM   #14
techie610   techie610 is offline
 
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Join Date: Aug 2011
Location: Buncombe Co. N.C.
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Quote:
Originally Posted by blueboy5000 View Post
I just put a KOSO performance steep-ramp variator and 12g sliders on my MC-23 157qmj, and what a punch! This is on of the most dramatic performance upgrades I have done to a 157, if I had known it would be such a difference, I'd have done this to my other bikes a long time ago.

Compared to a stock variator with 14g rollers;

-way snappier acceleration

- hits hills 5 to 10mph harder depending on grade ( I still recommend NOT hitting hills hard)

- Increase in top speed to 65+ on flats (hauling my 210lbs)

-rpms still reasonable, redline at 7500.
I have seen one, but never did it myself. Do you know what the drive face size is?
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2007 Sportiva Falcon
GY6 150 4T
7,200+ Mi.
68 ( GPS Verified )
76 MPG
Few Mods, Lots-O-Tweaks

2003 Vento Zip R3i TurboCam
50cc 2T
8,500+ Mi.
62mph ( GPS Verified )
90 MPG
Seriously Modded

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