- Thinner recoil starter, newly designed air cleaner and muffler are adopted.
- Newly developed dual element air cleaner, which has bigger dust holding capacity, realised higher reliability in dusty condition.
- New muffler realised quieter operation.
- Engine meets the EPA Phase 1 exhaust emission regulation, European emission gas regulations and Japanese voluntary regulations, with dual element or cyclone type air cleaner.
- Robin keeps on producing reliable and dependable engines.