我琴日唸住入club玩,結果又被engine人面那粒死人單向bearing 玩謝
沈咗油,打滑.正一無得攪. .好彩帶多部車玩.呢副機如想run-in定d可試用8号火咀,慢行
r5比較難着
thomas hing don't forget settng a failsafe. it's a dangerous piggy!!
engine is very easy overheat in first 1 liter, after that be better. drink 1.5-2liter la.
don't hurry of this, see the piston i took out after break-in. the material is so rough.....
that is a cheap cheap big power engine. long life no hurry