Thunder Tiger CORP. -- NEW Pro-46 NO.9143

NEW Pro-46

Item No. 9143
Displacement(c.c. / 7.47/0.456 
Bore(mm / in.) 21.8/0.858 
Stroke(mm / in.) 20.0/0.787 
Practical R.P.M.(R.P.M.) 2.000~17.000 
Output(BHP/RPM) 1.60/16.000 
Weight(g/oz) 464.5/16.38 


Thunder Tiger first introduced the well-known Pro-46 in 1992, from then Pro-46 has been the standard of 2-stroke aircraft engines. To be the great Pro-46’s successor, the NEW Pro-46 inherits the incredible and reliable performance, and has many new features making for better durability and easier maintenance.

The NEW Pro-46 continues to be the standard where the original Pro-46 left off. If you have owned PRO-46 or have been ready to take the next step up to nitro aircraft for saving inconvenient battery charging, NEW Pro-46 is yet another, the successor of standard maker.


1.Balancing Heat-Spreading design enhances cooling
2.Non-seizing flange mount carburetor
3.Steel inserted lightweight composite backplate
4.New crankcase for casting quality and structural strength
5.Thunder Tiger’s swept back needle valve design for safety
6.Mixture screw and HS needle valve adjustment at same side
7.Precision ball bearings
8.High performance streamlined muffler
9.Knife Edged 7075 Aluminum connecting rod
10.High silicon CNC machinded piston
11.XC2 (Extreme Composite Coating) cylinder
12.Redline R2 glow plug included
13.#9143-M Value Pack is avaiable for big saving