WORTH WHILE

NZ Truth, Issue 1198, 15 November 1928, Page 21

WORTH WHILE

Camshaft Can Be Changed •THE camshaft is one unit of the en- '•*' gine few car owners ever think of changing, yet substituting a new and slightly different one .produces marked changes m the action of the engine. This is something to be considered by owners who complain that their present engines lack pick-up. Sharper cams on a camshaft result m quicker valve action. If the positions of the cams are changed slightly the valves will open sooner or later, whichever is needed to produce desired results, ' ""'•.■ Engineers have to compromise on cam design as well as m the location of the cams; Too sharp a valve lift is m>i.sy. Too early valve opening can be ««' troublesome as too late an opening. But sometimes the particular needs and tastes of the driver justify a cam-r shaft slightly different from the one sent through as standard equipment.