How to Make Your Car Last Forever: Avoid Expensive Repairs, Improve Fuel Economy, Understand Your Warranty, Save Money

The four-stroke cycle begins with the intake stoke. This is where proper timing chain and belt alignment is so
critical for all the parts in the upper and lower regions of the engine to operate in sync. Pistons, valves, lifters,
cam, and crankshafts all operate in concert to create engine power. If the system is just a few degrees off, the
whole thing could self-destruct.