- Spring kit is designed with increased spring rates and high lift compatibility compared to the stock springs
- Compatible with boosted or turbocharged applications
- CNC-machined titanium retainers and Cr-Si dual springs provide valvetrain control at high rpms with high-performance camshaft capability
- Kit includes 12 titanium retainers, 12 CrSi Valve Springs and 12 H.T. Steel Basewashers
Harley-Davidson -- 883 Low XLL -- (2005, 2006); Harley-Davidson -- 883 Low EFI XLL -- (2007, 2006, 2008, 2010, 2009); Harley-Davidson -- Iron 883 XLN -- (2010, 2017, 2013, 2019, 2009, 2015, 2016, 2021, 2012, 2014, 2011, 2018, 2020); Harley-Davidson -- 883 Custom EFI XLC -- (2006, 2009, 2008, 2004, 2005, 2007); Harley-Davidson -- 883 XL -- (2006, 2004, 2005); Harley-Davidson -- 883 Custom XLC -- (2004, 2005, 2006); Harley-Davidson -- 883 SuperLow XLL -- (2014, 2016, 2018, 2013, 2012, 2015, 2017, 2011, 2019); Harley-Davidson -- 883 Roadster EFI XLR -- (2006, 2007, 2005); Harley-Davidson -- 883 EFI XL -- (2009, 2007, 2008); Harley-Davidson -- 883 Roadster XLR -- (2005, 2007, 2006)