Exhaust timing controller for two-stroke engine

Exhaust timing valve control for watercraft engine

Exhaust valve actuator for a two cycle engine

Exhaust valve device for two-cycle engine

Exhaust valve for two-cycle engine

Exhaust valve holder

Exhaust valve system for two-cycle engines

Exhaust valve throttling mechanism for two-stroke engine

Exhaust valve throttling mechanism for two-stroke engine

Exhaust valve timing control responsive to engine idling and shu

Exhaust-outlet control for 2-stroke engine

Expansion chamber for two-cycle engine

Flow enhancer for reed inlet valves

Fluid level indicator system

Fluid pressure actuated motor with pneumatically-coupled pistons

Foam pattern for engine cylinder block

Forced coaxially ventilated two stroke power plant

Four-cycle engine having improved lubricating mechanism

Front transfer port system

Fuel and oil mixture producing device for two-cycle engines