| Main Performance Features |
| SN |
Items |
Description |
| 1 |
Chain Drive |
7‑piece toothed timing‑chain, stable valve‑train operation with low noise. |
| 2 |
Cylinder Head Profile |
New integrated cylinder‑head profile with clean appearance. |
| 3 |
Crankcase Thermal Assembly |
Hot‑assembled crankcase plus locking‑pin structure to reduce crankshaft‑play noise. |
| 4 |
Brand-new Thermal Engine Structure |
Optimized thermal‑structure: New cylinder‑head oil‑circuit, improve cooling duct layout and lower mechanical noise. |
| 5 |
Roller Valve Rocker Arm |
Roller rocker‑arm & ball‑bearing cam journal to cut friction and power loss. |
| 6 |
Lightweight Piston with Back Cooling Design |
Light‑weight piston with back‑cooling, avoid piston crown damage and piston‑ring seizure. |
| 7 |
High-Quality Piston Rings |
Dual DLC+PVD piston‑rings for wear‑resistance and anti‑oil‑burning. |
| 8 |
High-Power Starter Motor |
High‑power starter motor with 2.2 N·m braking torque for reliable startup. |
| 9 |
Thickened Crankshaft Bearing & Optimized Connecting Rod Length |
Thickened crankshaft bearing, shortened connecting‑rod to reduce reciprocating inertial force, eliminate knocking. |
| 10 |
Optimized Camshaft Profile |
Optimized camshaft profile for improved power, torque and acceleration performance. |
| 11 |
High-Temperature Resistant Valve Material |
751‑grade high‑temperature exhaust valve material. |
| 12 |
Enlarged Shift Drum |
Enlarged shift‑drum, gentle groove for smoother gear‑shifting. |
| 13 |
Reinforced Main & Counter Shaft |
Reinforced main shaft & counter‑shaft with strengthened gears to raise transmission reliability. |
| 14 |
Crankshaft Offset Technology |
Crankshaft offset technology: Minimize piston side‑thrust, enhance combustion efficiency and fuel economy. |
