Thunder Tiger CORP. -- PRO-50BK NO.9445


  1. 9445-manual14 MB


Item No. 9445
Displacement(c.c. / 8.19 c.c. / .500 
Bore(mm / in.) 22.5 mm / 0.886 in. 
Stroke(mm / in.) 20.6 mm / 0.811 in. 
Practical R.P.M.(R.P.M.) 3,000 ~ 25,000 rpm 
Output(BHP/RPM) 2.60 BHP / 22,000 RPM 
Weight(g/oz) 475 g / 16.75 oz 


1. PRO-50BK engine x 1 EA
2. Carburetor Assembly x 1 EA
3. Instructional manual x 1 EA
4. TT logo stickerx x 1 EA


Designed to achieve the easiest operation and max performance over & over, the new PRO-50BK delivers an awesome raw power & durability ! The Pro-50BK is the latest in the car engine family and it shows! Over-sized heat sink head, a revamped carb and a very tough starting system make the engine the ideal powerplant on all monster trucks. Its new webbed reinforced compact crankcase brings on added wear resistance and delivers effective heat dispersion for longer runs.

All PRO series engines are manufactured by automated computer-controlled machinery, using the highest quality materials and state-of-the-art CNC manufacturing techniques to deliver a powerplant that looks and performs better. Precision mixture control carburetor makes adjustments simple, the crankshaft is lightened, and balanced to achieve a smoother and more efficient fuel mixture.

The Pro-50BK is equipped with an built-in hexagonal ("K" type) starter for easy and quick start.
Just drop it in, bolt it on, and get ready for some seriously fast runs and jaw-breaking wheelies !


Side exhaust
ABC construction: Aluminum piston with Cr-plated brass cylinder liner
Hypereutectic machined Al-Si ringed piston
High strength connecting rod with bushings pre-installed
SG crankshaft
One-piece crankcase with squared-off cooling fins
Dual ball bearing-supported crankshaft
Machined over-sized heat sink head
Built-in hexagonal shaft starting backplate
Three-needle valves slide valve carburetor
State-of-the-art CNC machined components






Spare Parts List

Optional Parts List