Premium progressively wound springs made from Kobe super-clean chromium silicon (CrSi) wire are heat treated and shot peened for durable performance. 🔧
Tight-tolerance, FEA-designed hardened steel Posi-Loc™ style upper or titanium retainers ensure correct assembly height and resist keeper "pull through".
Heat-treated steel basewashers fit on top of OEM or KPMI® tophat seals included in this kit, and the kit uses OEM-style valve keys (sold separately). 🇺🇸
Check '23–'24 CVO compatibility by measuring check valve lift; precision engineering supports high-performance applications.