Star Racing 30/30 and S&S 475 Cam Difference M8 Dyno

Showing the difference between the Star Racing 30/30 cam & S&S 475 cam for M8 to help you choose which cam is best for your motorcycle and riding style. Subscribe to see more from @jcsperformance2778 Instagram:   / jcsperformance59   and Facebook:   / jcsperformance59   JCS Performance 11 S 5th St McAllen, TX 78501 (956)566-7437