100CC Dio Reed Valve Window Piston Bicycle Engine Kit 21mm OKO Carburetor
100CC Dio Reed Valve Window Piston Bicycle Engine Kit 21mm OKO Carburetor
YD100 100cc 2-Stroke Engine:
Enhanced balanced crank
Upgraded bearings + 60% thicker crank case around bearings
Large intake port (40mm bolt hole width)
40mm crank stroke (more powerful, efficient, and reliable)
Type B piston (high wrist pin)
Larger 8mm engine mount studs
Mounting Kit & Accessories
Fuel tank w/fuel cap, fuel valve, fuel filter, and fuel line
Chain Guard, 415 Heavy duty Chain, and ball bearing 4 bolt chain idler
Standard chrome muffler
Twist grip throttle assembly w/ gooseneck style throttle cable
New quick release clutch handle
Standard 36 or 44 tooth rear sprocket available upon request
Spark Plug socket tool and gear removal tool
All mounting hardware and gaskets
General Information First Few Rides go Slow!!!
Obey all traffic regulations. Always wear a helmet while riding. Remember that you are riding a motorized bicycle and other traffic may not be able to see you. Never operate your motorized bicycle on a pedestrian through way or sidewalk while the engine is operating. Never operate your motorized bicycle in an unsafe manner. Check local and state laws before riding on streets. WARNING! ALWAYS wear a helmet while riding.
Motorized Bicycle Starting and Operating instructions:
1. IMPORTANT: PLEASE READ THIS: Gas and Oil Mixture for Fuel ratio
The engine is a 2 cycle design, therefore, a gasoline/oil mixture is necessary. During the break-in period (1st 2 gallons of fuel), Break in ratio for 80cc is 20 to 1, 8 oz per Gallon. After the break-in period, the ratio is increased to 30 to 35 parts gasoline to 1 part oil. 4 to 6 oz. per Gal. depending on use. Before riding and on a periodic basis continually check Nuts and Bolts for tightness. Engine vibration can loosen. ?LockTight? is recommended.
*NOTE: Use only 2 Stroke Oil to insure proper engine lubrication.
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