Engine Specifications: E8DMHL & E8DMHS
| Engine Type | In-line 2 |
| Displacement | 165cm³ |
| Bore x Stroke | 50.0 x 42.0mm |
| Compression ratio | 6.8:1 |
| Starting enrichment | Manual Choke |
| Scavenging | Loop Charge |
| Fuel induction system | 1 Carburettors |
| Lubrication system | Pre-mixed Fuel and Oil |
| Oil-Fuel Mixing Ratio | 50:1 |
| Engine oil capacity | – |
| Ignition system | CDI |
| Ignition timing | BTDC 2.0 – 25.0 deg. |
| Spark plug | B7HS-10 |
| Alternator | 40 W (optional) |
| Cooling system | Raw-water, thermostatically controlled |
| Exhaust system | Under water |
| Dry weight | 28, 29kg |
