Want to be the only one riding a cool chopper-style motorized bike? You can do this with the Stinger Motorized Bike + BBR Tuning 2-Stroke Stage 4 Performance Engine DIY kit. As the only chopper-style bike built to be motorized, the Stinger motorized bike kit comes equipped with a top-of-the-line 66cc engine and 2023’s new Stinger chopper-style motor-ready bicycle that will get you where you need in lightning speed while still looking cool doing it 

Don’t waste time looking for random parts to put together an engine, save yourself the frustration with the Stinger motorized bike DIY kit.  This bike was specifically designed with parts to create a 100% completely compatible performance engine.  With basic knowledge of mechanics and just a few simple tools, the included user manual and instruction guide will guide you through the easy installation and have you riding in style in no time.

The Stinger is stylish, reliable, and aimed at improving rider comfort and stability. It is the only chopper-style bike specially designed to have extra space for an added engine. The Stage 4 Performance Engine comes equipped with a high-performance expansion chamber, a high-performance head for more compression, a high-performance carburetor for optimum speed, and an upgraded spark plug for smooth acceleration. With this motorized bicycle kit you will be riding with confidence and in style.

NEW EXTENDED FRAME

Our Stinger Chopper Bike has been upgraded with an extended frame to enhance both comfort and ride experience. The extended frame offers more legroom and a better seating position, allowing for a more natural and relaxed posture. This improvement ensures that riders can enjoy longer journeys without discomfort, making the Stinger Chopper Bike perfect for those seeking both style and comfort on the road.

NEW REINFORCED ENGINE MOUNTS

We upgraded our Stinger Chopper Bike with reinforced engine mounts to ensure greater stability and durability. These enhanced mounts reduce vibrations and provide a more secure fit for the engine, resulting in a smoother and more reliable ride. The reinforced engine mounts not only improve the overall performance of the bike but also extend the lifespan of the engine, making the Stinger Chopper Bike a more robust and dependable choice for riders

Please Note: Gasoline operated products are NOT compliant with Environmental Protection Agency (E.P.A) or California Air Resources Board (C.A.R.B) for the use on/off public roads. Upon purchase, the buyer agrees to use products for racing (closed-course competition) only and NOT for on/off public roads.

• Excellent choice for riders seeking a complete motorized bicycle kit
• Includes an integrated gas tank which allows for a more stable ride
• Compression of a Performance Motor with the Carburetor to Back it Up
• Smooth aerodynamic frame for a clean and well-balanced ride

Complete Digital Installation Guide Included

Each complete motorized bicycle comes with a digital installation guide that takes you step by step through installing, adjusting, and fueling your brand new complete motorized bike for the ride of your life.

On top of our strict quality assurance measures, we also back our motorized bikes with an industry leading 6 month warranty

1. BBR Tuning F-ZERO Motor-Ready Motorized Bicycle
2. Silver or Black BBR Tuning 66/80cc 2-Stroke Engine
3. Bonus- BBR Tuning Billet Aluminum High-Performance Cylinder Head 66/80cc
4. Bonus - 66/80cc High-Performance Carburetor
5. Bonus – Expansion Chamber, Expansion Chamber with Muffler, or High Performance Expansion Chamber
6. Bonus - NGK BR5HS Spark Plug
7. Complete Clutch Cable Assembly with Clutch Wire Clip
8. Drive Chain Idler Pulley
9. Top Quality Japanese 202 Main Bearings
10. 415 Bike Engine Drive Chain
11. Drive Chain Guard
12. 2-Stroke Spark Plug
13. Locking Alloy Clutch Lever
14. Upgraded Twist Throttle and Cable With Grip
15. Updated 1.5L Black Teardrop Gas Tank (approx. Γàû of a gallon)
16. Fuel Line
17. Throttle Cable
18. Gasoline Tank Switch
19. Sprocket Clamp Assembly
20. 44 Tooth Chrome Drive Sprocket with 9 Holes
21. Large Spring (Heat Shield Spring)
22. Extension Spring (Recoil Spring)
23. High-Quality Japanese Bearings on Both Ends of Crank
24. Required Hardware and Gaskets
25. Magneto
26. Kill Switch
27. Complete Digital Installation Guide
28. Spark Plug Removal Tool (While Supplies Last)!
29. Standard Universal Mounting Bracket

The BBR Tuning 66/80cc Stage 4 Race Series bike engine kit is about 9" height 7" length 5" width. The bike engine kit fits on standard, male frames with tubing of 25mm to 29mm in diameter. Larger frame sizes require drilling into bike frame with a stationary bolt and use the universal face plate to mount the front of the engine.

• 2.75+ HP (horse power)
• 25 to 40 mph depending on the gear ratio and weight
• Fuel Economy: 100-125 miles per gallon

BBR Tuning Stinger Specifications

• Frame: Chopper Style Frame made of Hi-Ten Steel
• Tires: Front 24" x 2.35" Rear 20" x 4"
• Wheel Base Distance: 59.33"
• Fork: Hi-Ten Steel
• Crankset: Steel Three Piece Crank 44T
• Brakes: Front Disc Brake; Rear Disc Brake w/ Brake Cables
• Handlebar: Steel, Chopper Style
• Seatpost: Steel
• Headlight: Front Included
• Reflectors: Rear Included
• Kickstand: Spring Kickstand Included
• Fenders: Rear Included
• Storage: Front Mounted Bag Included

BBR Tuning Engine Kits require a pre-mixed fuel ratio of 40:1 (3.2oz of oil to 1 gallon of gas)

• Recommended Gas Grade: 87 Octane
• Recommended Oil: Maxima Scooter Pro 2-Stroke Synthetic Motor Oil 1 Liter

Installation is a breeze! The rider only needs some basic hardware skills, tools, and around 2-3 hours for installation and fine tuning adjustments (Note: Seller is not responsible for misuse or this kit or any warranty after installation).

*Note* CNS Carburetor upgrades will require extra matierial to fit flush around the manifold. This can be remedied by wrapping the manifold with electric tape or using PVC to fill in the gap between the carburetor port and the maifold.