This is the Alpha Dragon II "Worlds Edition" .21 Off Road Engine. Welcome to Alpha's latest and most innovative engine yet; the Alpha Plus Dragon II. Featuring the Dynamic Equilibrium Crankshaft, made popular in the Alpha Ryan Lutz Worlds Edition Engine, and also a brand new 3 needle carb, the Dragon II is designed for more fuel mileage, a more consistent idle and optimum all around performance. The engine comes with a stylish cooling head, 6, 6.5 and 7mm venturi's and a T3 Glow Plug.

Specifications:
Displacement: 3.49cc
Bore: 16.26mm
Stroke: 16.8mm
Practical RPM: 4,000 - 40,300rpm
Power Output: 2.80PS/38,800rpm
Weight Approx: approx. 361g
Ports: 3 Ports
Sleeve: ABC
Crankshaft: Dynamic Equilibrium Crankshaft w/Special Material
Crankshaft Diameter: 14mm
Glow Plug Type: Turbo
Exhaust: Rear
Carburetor Diameter: 8.8mm (Variable)
Case Material: Aluminum
Carburetor: 3 Needles