Honda's GS Series engines feature a cast iron sleeve, dual element air cleaner, ball bearing supported crankshaft and a cast aluminum valve cover.
- 4-Stroke overhead cam design
- Internal timing belt to minimize mechanical noise
- Uniblock construction
- Three-piece oil control
- Dual stage air filter
- GS190 horizontal shaft & GSV190 vertical shaft
- Certify to all CARB and EPA emission requirements