CGHQ Website: www.classicgamershq.com Subscribe www.youtube.com Facebook: www.facebook.com Twitter: twitter.com DIY of Seafoam treatment on a 2005 Honda CR-V. These steps can be used on anything with an engine; including small or 2-strokes. Seafoam is perfectly safe and provides a method of cleaning your engine of deposits and carbon from the inside out. This entire video was shot using an iPhone 4 in 720p. Thanks for checking us out!