Patent ID: 7591202

Claim:
A gear box power control system for a motorized vehicle, said power control system comprising: a) a two-piece cast housing with internal components to be attached by four bolts via bolt holes in the cast housings to a small vertical single cylinder horizontal output shaft four-cycle engine; b) a centrifugal clutch with an engagement bell housing having an affixed spur gear meshing to make a drive train with 3 other spur gears supported on two separate shafts with ball bearings inside said cast housings utilized to transmit power in a designed step down mode from preferred in 18.5 to 1 speed ratio c) said centrifugal clutch having said engagement bell housing with said spur gear is attached to an engine output crankshaft, and transmits engine torque through a series of spur gears in said cast housings to an output jackshaft; d) a ball bearing supporting said output jackshaft having one large diameter spur gear rotating freely on a bronze bushing with small fixed position engagement gear transmiting power to an engager controlled system; e) said engager system with sliding engagement gear being controlled by a shift lever that is manipulated by external cable and hand lever.