Engine	PRO- 46
Displacement	7.47 c.c. / .456 cu.in.
Bore	21.8 mm / 0.858 in.
Stroke	20.0 mm / 0.787 in.
Practical R.P.M.	2,000 ~ 17,000 rpm
Output (BHP/RPM)	1.60 / 16,000
Weight (g/oz)	448.5 / 15.82

PRO series engine feature aerospace-quality ball bearings to properly support the crankshaft at high RPM. Schnuerle-boost combustion porting provides a combination of power and fuel economy. Pro Series engines are equipped with twin ball bearings, twin needles and ABN-type piston and cylinder that provides years of trouble-free performance.

Side exhaust.
ABN construction : Aluminum piston with Nichel-plated brass cylinder liner.
Hyperutectic machined Al-Si ringed piston .
High strength connecting rod with bushings pre-installed.
One-piece crankcase with squared-off shape cooling fins.
Dual ball bearing-supported crankshaft.
Vertical fins Heat sink head for optimum air cooling.
3- Chamber muffler included.
2 Needle valves carburetor.
Swept back needle valve for more safety adjustment.
State of the art CNC machined components.
Redline R2 glow plug included.

1. PRO-46 engine x 1 EA
2. Carburetor assembly x 1 EA
3. Muffler assembly x 1 EA
4. REDLINE R2 glow plug x 1 EA
5. Allen wrench x 2 EA (1.5mm ＆2.5mm)
6. Instructional manual x 1 EA
7. TT logo sticker x 1 EA

Instruction Manual
9141-manual-01 (1 MB)
9141-catalog (1 MB)
Parts Catalog
9141-Parts list (1 MB)