EDR Performance head stud, bolt kit for 2001-2016 GSX-R 1000. The studs are heat-treated 8740 chrome-moly, centerless ground, and have J-formed rolled...
EDR Performance head stud, bolt kit for 2009-2021 ZX6R/ 636. The studs are heat-treated 8740 chrome-moly, centerless ground, and have J-formed rolled threads...