How Briggs & Stratton 4-Cycle Engines Work

What are the four elements required in an internal combustion engine for it to run?

What is the carburetors job?

When does the intake valve close?

• Bottom Dead Center (BDC)

• Top Dead Center (TDC)

What happens at Top Dead Center (TDC) on the compression stroke?

When does the exhaust valve open on the exhaust stroke?

• Bottom Dead Center (BDC)

• Top Dead Center (TDC)

What keeps the crankshaft turning while the engine is completing the Exhaust, Intake, and Compression strokes?

What are the 4 strokes in a 4 cycle engine?