Progressively wound springs using Kobe super-clean chromium silicon (CrSi) wire that is heat treated and shot peened. 🔧🇺🇸
Tight-tolerance, FEA-designed hardened steel Posi-Loc™ style upper or titanium retainers 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; the kit uses OEM-style valve keys (sold separately).
Compatibility notes: '23-'24 CVOs check valve lift to determine compatibility; '23-'25 CVOs check valve lift to determine compatibility with KPMI spring kits. Installed spring height is 1.410".
Kit includes: 8x Titanium Retainers, 8x H.T. Steel Basewashers, 8x CrSi Valve Springs, 8x Red Viton® Seals.