HIGH SPEEDS

NZ Truth, Issue 1189, 13 September 1928, Page 20

HIGH SPEEDS

The Vbison System

' A; development m car gearing has just been announced by the ■;■ Voison Company, the makers of ! the world's fastest .sleeve valye :, car> which has touched 127 m.p.h. on the racing trapk.THE latest model makes six gears ■* .available, acting through the medium of a three-speed gear-box and, ah. axillary gear-box m the torque tube/-v, ; --;"..-,.-- • ■ •.' ■ ' '-'-^ ■''■'. j /The latter , is worked automatically by means >of engine suction, on pressure of a button on the dash. ': The gear-tbbx is manoeuvred m the; ordinary manner. . .' With the high speed differential gear m action, th,e top speed is 4.5 to 1, and with the second speed 6.7 to 1. The differential gear itself, of' t course, does riot 'need to be worked ■> i frequently.' '' , ■ ' ■ ' , , When using the car m; town the lower gear is used all the' time, but on touring runs the high . gear is .brought into-action, the low one only being resorted to m ca.ses of T^ecessity. "• The invention is regarded with a great amount-of interest m the motoring -/world and' ft is believed that the Voison Company's enterprise will force other makers tp follow suit.