This manual covers the Tecumseh OH195EA/OH195XA and OH195EP/OH195XP models. These vertical shaft single-cylinder engines, featuring an Overhead Valve (OHV) design and forced air cooling, are engineered for reliable performance. With a displacement of 195 cc and an approximate gross power output of 6.5 HP, these engines are suitable for a variety of applications requiring dependable power. They operate on unleaded gasoline with a minimum 87 octane rating and typically use SAE 30 oil. The purpose of this Operator/Service Manual is to provide comprehensive information for the proper operation, maintenance, and servicing of your Tecumseh engine. It details essential procedures such as before-starting checks, startup and shutdown sequences, and storage recommendations. The manual also outlines critical maintenance tasks, including oil change frequency and air filter care, along with important safety guidelines to ensure safe operation and prevent hazards. This document is an indispensable resource for owners and technicians alike, facilitating the longevity and optimal performance of the engine.