Simms automatic advance and retard mechanism for mechanism
- c. 1933
Simms automatic advance and retard mechanism for magnetos, made by Simms Motor Units Ltd., c. 1933, sectioned.
This device is inserted in the drive connecting the engine with the magneto and is deigned to automatically advance or retard the spark as the engine speed increases or decreases.
- Road Transport
- Object Number:
- private car components
- Simms Motor Units Ltd.
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