Designed for pairs of students, this class set of 13 small gas engines provides an interactive way to learn engine mechanics and precision measurement. Perfect for teaching disassembly, troubleshooting, and repair, these engines help students develop essential skills in measuring components, diagnosing issues, and understanding combustion systems. Ideal for automotive, machining, and small engine repair programs, this set ensures students get practical, hands-on experience in a real-world learning environment.