The latest addition to our popular line of bicycle engine kits is the 4 stroke bicycle engine kits with all of the latest features and upgraded components. The all new 4 stroke bicycle engine kit features a centrifugal clutch and pull start enhancements. This 4 stroke bicycle engine kit is truly the cream of the crop of bicycle engine kit industry. With this 4 stroke engine, there is no need to mix the oil and fuel like the 2 stroke engines. Instead, this engine features an independent oil reservoir which keeps the engine well lubricated. Due to this, the 4 stroke engines are know for their reliability and long life. Also, with the centrifugal clutch feature, there is no need to engage and disengage the engine manually. Similar to an automatic transmission in a car, you simply pull the throttle to go! Then at a standstill, the engine will automatically disengage so that the engine will stay running at a stop.
4 - 5 HP (horse power)
25 to 40 mph depending on the gear ratio and weight.
MPG 100-150 miles per gallon
Independent drive sprocket and chain does not interfere with your current drive chain and peddling
Product Dimensions
49cc engine kit is about 9" height 9.5" length 7" width. Kit fits on standard 25mm to 29mm frame tube. Larger frame size requires drilling into bike frame and use the universal face plate. Ensure proper fit by reviewing the minimum dimension requirements diagram on the right.
Product Requirements
For installing this kit buyer may need some basic hardware skills, tools, and take around 2-3 hours to install and do some adjustments. Seller is not responsible for misuse or this kit or any warranty after installation.
Warranty Industry Leading 6 Month Warranty against manufacture defects. We cannot warranty issues caused by user neglect or improper use of engine.
Package includes 1. 2009 49cc 4-Stroke Centrifugal Clutch 2. High Performance Low Profile Carburetor 3. Upgraded Hush Muffler 4. Drive Chain Idler 5. High Quality Japanese Main Bearings6. 415 Bike Chain 7. Upgraded Chain Tension Guide with Bearing Wheel 8. Chain Guard 9. Spark Plug 10. CD Ignition Coil 11. Upgraded Twist Throttle and cable with matching grip12. Engine Mounting Base 13. Black Teardrop Gas Tank (2L) 14. Fuel Line 15. Throttle Cable 16. Gasoline Tank Switch 17. Sprocket Clamp Assembly 18. Sprocket Clamp Bolts 19. High Quality Needle Bearings on Both Ends Crank 20. 44 Tooth Chrome Sprocket with 9 Holes 21. Magneto 22. Kill Switch 23. Bonus:24. All the Needed Mounting Brackets, Gaskets, and Hardware Fits Most 26" Wheel Bikes (Mountain, Cruiser, Chopper, Road) with V-frame.
Due to Regulations no California Residence Buyers. California Residence Please Check California Air Resource Board
Disclaimer: Operating this motorized bicycle and bicycle engine kit involved some risk of serious bodily injury. Buyer accepts responsibility for any and all vehicle operation that may lead to personal injury, economic loss, social distress, other losses, costs and damages. Seller is not responsible for injuries and/or damages resulting from operating this motorized bicycle or bicycle engine kit.
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