What is an inline four cylinder? What are the advantages of an inline engine? What are the advantages of a four cylinder engine? Four cylinder engines are great compact engines, which can fit in many engine bays, are easy to work on, and have balanced primary forces. The secondary forces of I4 engines are not balanced, however, reducing the overall size they can get to without the use of balancing shafts. Also, I4's have a high center of gravity. Related Videos Engine Balance - http://youtu.be/aonbwOxooGA Primary Balance - http://youtu.be/9Bdc9CuBOzc Secondary Balance - http://youtu.be/gdHQ8aTfiQQ Please feel free to rate, comment, and subscribe! And don't forget to check out my Facebook page: http://www.facebook.com/engineeringexplained Also check out my official website: Make suggestions, participate in forums, learn through logically ordered lessons, read FAQs, and plan your future! http://www.howdoesacarwork.com Now on Twitter: http://www.twitter.com/jasonfenske13 NEW VIDEO EVERY WEDNESDAY!