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2 Stroke Motor Specifications Last Updated: 11/05/2015 |
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Spark Plug Gap (48cc and 66cc): 0.6mm, (0.024")
Recommended Fuel/Oil Mixture (48cc and 66cc): Run-in: 24:1 - Use 1 gallon and easy riding. Thereafter: 32:1 Compression Ratio (48cc and 66cc): 6:1 Compression, (measured): 48cc: 125psi 66cc: 115psi Max Power: 48cc: 1.2kW, (1.6hp), @ 5500rpm 66cc: 1.7kW, (2.3hp), @ 5500rpm Bore x Stroke: 48cc: 40mm x 38mm 66cc: 47mm x 38mm N.B. Capacity = pi * (Bore/2)² * Stroke. e.g. pi * (4.7/2)² * 3.8 = 65.9cc. (Calculate in cm.) Overall Weight: 48cc: 9kg 66cc: 9.5kg NT Carburetor: Bore: 14mm Float level (48cc and 66cc): 21mm (Measured with carb upside-down and gasket removed, from gasket seating surface to highest point on float when float is held level) Main Jet: 48cc: 0.5mm 66cc: 0.7mm or 0.79mm
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