What's behind the Sega engine?

Throttle. The throttle of the car is located behind the air intake of the engine. At the position of engine air filter, the internal structure of some engines is different, and the position of throttle valve may be different. Behind the Sega engine is the throttle of the car. Engine is a machine that can convert other forms of energy into mechanical energy, including internal combustion engine (reciprocating piston engine) and external combustion engine (Stirling engine, steam engine, etc.). ), jet engines, motors, etc.