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Old 10-13-2013, 08:46 AM   #7
blueboy5000   blueboy5000 is offline
 
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Join Date: Jul 2011
Location: Connecticut
Posts: 493
My MC-23 style 157qmj w 13" wheels when 50-55 fully stock.

After mods, it has a top speed of 62mph GPS verified, which naturally means way more on a down hill (81mph GPS) :p

Anyway, a 157 can go MUCH MUCH faster than that video.
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2011 Roketa MC-23-150

4T 150cc 157 qmj

24mm carb w 115 main jet and paper cone air filter

Manual petcock w Tygon fuel lines

Scrappy Dog Scooters Retro-slash stainless straight-thru exhaust

RED spring clutch

Adjustable CDI (brand unknown, it's blue and red and works great!)

KOSO high performance variator w 12g sliders

Gates Powerlink 835-20-30 belt

GPS verified 65mph on flats.
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