Engine	PRO- 61
Displacement	9.98c.c. / .609 cu.in.
Bore	23.5 mm / 0.925 in.
Stroke	23.0 mm / 0.906 in.
Practical R.P.M.	2,000 ~ 17,000 rpm
Output (BHP/RPM)	1.85 / 16,000
Weight (g/oz)	758.4 / 26.75

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-61 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 3 EA (1.5mm ＆2.5mm&3mm)
6. Instructional manual x 1 EA
7. TT logo sticker x 1 EA

Instruction Manual
9160-manual-01 (1 MB)
9160-catalog (1 MB)
Parts Catalog
9160-Parts list (1 MB)