Takegawa DOHC Bore-Up Kit, This part has embraced DOHC system, which uses two camshaft punching two valves. The mechanism is different from conventional DOHC systems such as Honda CBR 150which kamrat chain to work the second gear in the header of cylinders. in this package in the header cylinder gear is still single, but there is a gearbox mechanism to drive the two camshafts earlier.

This article is continued from previous article about Takegawa +R Superhead 4 Valve Bore Up Kits, hope usefull