Rated power: 3Kw / 5000r / min (4 horsepower / 5000r / min). Maximum power: 3.8Kw / 6000r / min (5.5-6.5 horsepower / 6000r / min). Speed limit: 50km / hour. Lubricant: Two-stroke gasoline engine oil (or 10W / 40.10W / 30 oil). Fuel and oil mixing ratio: 16:1 for the new unit, 20:1 after 500km.Spark plug type: Z4C 14MM. Cooling method: natural air cooling. Suitable for most 26" and 28" types of bicycles. Inlet Manifold Inner Diameter of Central Hole: 14.7 mm / 0.58 inches. Inlet Manifold Overall Length: 57.65 mm / 2.27 inches.
Inlet Manifold Overall Width: 54.8 mm / 2.16 inches. Inlet Manifold Outer Diameter: 19 mm / 0.75 inches.
Exhaust Outlet Inner Diameter: 21 mm / 0.83 inches. We have warehouses in the USA, UK, DE and AU. For those customers who live in the US, UK, DE, EU and AU, we will send item from the corresponding warehouse. For those customers who live in other countries, we will send item from our foreign warehouses if available, otherwise from China.E-mails are answered Monday through Saturday. Please allow up to 48 hours for a response to your message 3. The item "Full Set 100cc Bike Bicycle Motorized 2 Stroke Petrol Gas Motor Engine Kit" is in sale since Monday, March 15, 2021. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Other Motorcycle Parts". The seller is "autobrilliant_sg" and is located in Perth Amboy, New Jersey. This item can be shipped to United States.