(Formerly Ohlsson and Rice) | |||||||
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Listed below are the various models of the O&R engines and some data regarding them. | |||||||
Model | Governor | Bore | Stroke | Displacement | Carburetor | Spark Plug Diameter |
Spark Plug Gap |
*Spark Plug Data: For a model using 10mm spark plug, recommended plug is Champion UY-6 or equivalent. For a model using 14mm spark plug, recommended plug is Champion CJ-8 or equivalent for heavy-duty use and Champion CJ14 or equivalent for light use. **Recommended plug is Champion CJ6 for normal use and CJ4 plug for heavy use |
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(SOURCE: Some of the data are from “Small Engines Service Manual”) | |||||||
Compact I | Air-Vane | 1.250 | 1.032 | 1.26 | Diaphragm Type | *10 mm or 14 mm | 0.025 or 0.030 |
Compact II | Air-Vane | 1.250 | 1.096 | 1.34 | Diaphragm Type | 10 mm or 14 mm | 0.025 or 0.030 |
Compact III | Air-Vane | 1.250 | 1.096 | 1.34 | Diaphragm Type | 10 mm or 14 mm | 0.025 or 0.030 |
Compact I3A | Air-Vane | 1.250 | 1.096 | 1.34 | Diaphragm Type | 10 mm or 14 mm | 0.025 or 0.030 |
20A | Air-Vane | 1.437 | 1.250 | 2.0 | Walbro HDC | **CJ6 or CJ4 | 0.025 |
O&R Engines