Hayabusa 5mm Machined Valve Keepers

• Precision-​M​achined on a High Speed Swiss Screw
• Made from 1144 Aircraft-Quality Steel
• Valve Keepers Designed for High Performance Applications and High Tension Valve Springs
• Superior Performance Compared to Stamped OE Valve Keepers
• Heat Treated and Black Oxide Finished for Improved Corrosion Resistance
• Tolerances of +/-.001 for Precision Fit
• Angle: ​7º​
• Valve Stem: 5mm
• Sold ​as Complete Set (16 Pairs)
• Made in the U.S.A.​