Combination speed limiter and transmission interlock system

A combination speed limiter and transmission interlock system for an engine-transmission power train that includes an internal combustion engine and a transmission, the power train of the type used to power outboard engines and the like. The system utilizes fewer connections, is less expensive, is expected to be more reliable, utilizes a single housing, is easier to manufacture, and uses fewer components than a power train that utilizes separate speed limiter and transmission interlock modules.