Your Car's Engine Can Lose Horsepower Over Time - Here's How

There are various reasons an engine can lose horsepower, including carbon buildup, failed seals, and rusty (or worn-down) metal parts.
Amazon S3 on MSN

Is the 350HP GR Corolla Worth the Build Cost?

ThatDudeInBlue questions if building a 350HP GR Corolla is truly worth the effort. Double trouble: Barger gets caught off ...