Screamin Eagle 121 CVO VS Stock Harley M8 Heads Performance Bagger Dyna Softail
Comparing heads off a Screamin Eagle 121 M8 motor vs Stock 117 M8 heads. Thanks for watching. Subscribe and get notified to see more videos like this. Subscribe to see more from @jcsperformance2778 Instagram: / jcsperformance59 and Facebook: / jcsperformance59 JCS Performance 11 S 5th St McAllen, TX 78501 (956)566-7437
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Part 2 Screamin Eagle 121 CVO VS Stock Harley M8 Heads Performance Bagger Dyna Softail
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