This service manual covers Subaru Robin engines, specifically models EX13, EX17, EX21, EX27, SP170, and SP210. These 4-stroke engines are engineered for reliability and performance in various applications. This document provides comprehensive information to ensure the proper functioning and longevity of your Subaru Robin engine.

The purpose of this manual is to serve as a definitive guide for service and repair. It details essential maintenance procedures, including oil recommendations, along with technical specifications and troubleshooting guidance. This resource is intended for owners, mechanics, and technicians seeking to maintain and repair these engines effectively and efficiently.