Modding CG200
Those
凸 https://item.taobao.com/item.htm?id=10145674020 http://item.taobao.com/item.htm?id=13899418088 is for stock CB156 (early CRF150F had SAME bore/stroke). Will it works? No one had exact answer. As i said b4 in
http://chinariders.net/showpost.php?...95&postcount=2 that maker's page is useful to distinguish
common chinese piston btw. Higher c/r can archived by lowering the height (ie. Thinner gasket...)
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1-2 degree can gained by playing around the alternator (PiTA to get it done right
)