Engine break-in can be controversial. Don’t punish your engine during the break-in period and you’ll enjoy better performance over the life of your car.
Engine knocking could be perfectly normal, or it could indicate a potentially catastrophic issue. Either way, combustion problems should never be ignored.
An engine is a simple mechanical device, an air pump really, that uses pistons and valves to pull air in and push air out. The pistons in an engine block … Continue Reading How Piston Rings Work