- Progressively wound springs using Kobe super-clean, chrome silicon(CrSi) based wire that is heat treated and shot peened
- Tight-tolerance, FEA-designed hardened steel Posi-Loc™ style upper or titanium retainers to ensure correct assembly height and resist keeper "pull through"
- Heat treated (H.T.) steel basewashers are designed to fit on top of either the OEM or KPMI tophat seals in this kit
- Made in the USA
- Kit uses OEM-style valve keys (sold separately).
- '23-'24 CVO's check valve lift to deteremine compatibility with Kibblewhite Precision Machining Inc. (KPMI®) spring kits.
- Installed spring height is 1.500"Kit Includes:• 8x Titanium Retainers• 8x H.T. Steel Basewashers• 8x CrSi Valve Springs• 8x Red Viton® Seals