EVO-21L7
 
TT 9470 Thunder Tiger’s EVO series engines are equipped with dual-ball bearings, ABC type piston and cylinder and slide carburetor.Designed to achieve the easiest operation and max performance again and again. The EVO series feature a thread crankshaft (TH),also available with pull start & non-pull start ("X") version.

The PRO series are manufactured by automated computer-controlled machinery, using the highest quality materials. State-of-the-art CNC manufacturing techniques produce not only high performance and reliability but a product that looks and performs better.
Features:

    * Built-in in pull start system
    * Machined 7075 aluminum connecting rod with special lapped bushings
    * Large heat sink head
    * Top grade CNC equipment, state-of-the-art technology are used
    * Separate combustion chamber from head
    * Improved quality; ISO9001 Certified which guarantees the maximum power and performance
    * Smooth running and long lasting power plant with front and rear ball bearings
    * Dual-ball bearings, ABC type piston and cylinder and rotary & slide termo isolated composite carburetor
    * Designed for both beginners and experienced modelers

Specifications:

    * Displacement: 3.49 cc. / 0.213 cu. in.
    * Bore: 16.26 mm. / 0.664 in.
    * Stroke: 16.8 mm. / 0.661 in.
    * Practical RPM: 3,000 ~ 38,000
    * Output: 2.40 BHP / 30,000 RPM
    * Weight: 295 g. / 10.53 oz.