Harley Valve Spring Set Ironhead XL Sportster Manley 99217 V-twin 11-9609 X8
Check out this Quality Manley. Interference fit to reduce harmonics and control spring surge. Springs have 20% more pressure than stock. No machining required for installation. Use with stock lift cams to. Uses stock lower collars. More Information Made In USA, provided by V-Twin 11-9609.
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