Side Valve Four Stroke Engine With Timing Wheel

The dial gauge can be used to set the upper dead centreexactly on the timing wheel, and thus determine all other piston positions. The engine can be turned easily.
Cutaways are:
Crankcase
Air filter
Valve timing
Cylinder
Cylinder head
Tank
Carburetor and ignition.

Side Valve Four Stroke Engine With Timing Wheel