How to Identify Camshaft Inward and Outward V-Shapes?
1 Answers
The upward V-shape indicates the point where the cam is farthest from the tappet, corresponding to the top dead center position of compression. Observe the starting and ending points of compression. The downward V-shape indicates the point where the cam is closest to the tappet, corresponding to the top dead center position of exhaust. Observe the starting and ending points of exhaust.