* Plug Type.
* Three pairs of ratio arms are each 10, 100, 1000 ohms.
* Resistance arms contains 16 coils from 1 to 5000 ohms with infinity plug.
* Two spring keys having contact for battery and galvanometer fitted.
* Chain-driven overhead camshaft type.
* Ignition is shown by means of a miniature bulb.
* Functioning of fuel injection system is also represented.
* Printed diagram.