Kibblewhite Precision Intake Only Spring Kit Crf250R Engine Other Spring Set04-09 Crf250R – 30-31200

Beehive Spring Kit, 0.625” Lift For Harley-Davidson Milwaukee-Eight 2017-2021 0.625 Valve Lift Capable, Ovate Wire Beehive Springs Designed Specifically For Maximum Performance Harley Davidson Milwaukee Eight Engines Lightweight Titanium Or Heat Treated Steel Retainers And Beehive Springs Reduce Reciprocating Mass While Providing The Spring Forces Required For High-Lift Camshaft And Sustained High Rpms Kpmi Made Oem Replacement Seals, #71046-8 Are Included For A More Complete Performance Valvetrain Solution To Learn More About These Kibblewhite Beehive Spring Kits And Other Valvetrain Related Components, Go To Harley-Davidson Milwaukee-Eight 2017-2021 Tech Bulletin- Superseded Kawasaki And Suzuki Valves Kpmi Has Several Kawasaki And Suzuki Valve Designs Whereas We Have Selected A Proprietary Material And Heat Treatment Process That Enhances The Durability Of The Valve Face To Retard Valve Face Recession. For Several Years Now, This Material And Heat Treatment Process Was Coupled With The Kpmi Black Diamond Surface Treatment. During The Heat Treatment Stage Of Manufacturing, The Black Diamond Coating Would Come Under Attack And Suffer Oxidation And Corrosion, Leaving A New Valve Looking Used.