How's your jack?

Everyone knows you have a jack-shaft, but when did you last take a good look at it?

At January's meeting, Alan Smith was good enough to bring along some parts to show how the distributor worked and how the jack-shaft operated.


Everyone knows it drives the water pump:


It also drives the distributor and the oil pump:

If you try to start a frozen engine, the jackshaft gears are likely to strip!