Transmits camshaft movement on the engine’s ingestion and exhaust valves. One among its finishes is guided because of the lobe on the camshaft although its other end pushes the valve (spring-loaded) to open.100CC BICYCLE ENGINE KIT: The 4 stroke engine boasts a robust 3.5HP horsepower, a displacement of 100cc, a rated power of 2kw/h, and also a m