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

Pistons are made of steel or aluminum. Made in different shapes and sizes, pistons are fashioned for each
engine and application. Larger pistons deliver higher compression ratios, which result in a more powerful
engine. Each piston has rings tightly fitted to them that seal the intake and exhaust gases as well as the
explosion from the power stroke within the combustion chamber. This contributes to maximum engine
efficiency.