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big valves racing cylinder head 150cc a 160cc.
Location: Shortcut to Homepage /racing parts 125cc/motor/big valves racing cylinder head 150cc a 160cc.
big valves racing cylinder head  150cc a 160cc.

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big valves racing cylinder head 150cc a 160cc.

57,4mm for cylinder kit from 125cc to 158cc 

125cc and  150cc +

for chinese scooter, gy6, 152QMI, 125cc, and 153QMI, 157QMJ,   150CC, motors,  Peugeot sum up, Revatto, jonway, Roadsign, Aztral, kinroad, Yiying, baotian, znen, Gowinn, jmstar meiduo, haizhimeng, wangye, Jialing, vonroad, Hanglong, Jincheng, Zongshen, Linhai, Benzhou, Dazon, Huibang, Zhonghyu, Shenke, Wacox, etc...

for a cylinder with a bore from 61 to 63mm, the cylinder head 59mm will be better (better matched combustion chamber volume).

  Use on private road only, except if you have a street legal  150cc.

Attention, not for gy6 motor with tall cylinder head (73mm instead of 60mm for a standard cylinder head )

read this to have more information on taller cylinder head  : motor 1P52QMI or 1P57QMJ

if your old cylinder head have a depollution, and your rocker arm cover is different from this one :

  you must buy a new rocker arm cover like this :cacheculbu

don't forget to buy our thickness gauge to set up your valves gap : 

(Based on 5 Reviews)

Price: €69.00ttc

Product Code: culassegs
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