Brian Crower Spring & Retainer Kit BC0600 for Honda CRF450

Brian Crower Spring & Retainer Kit BC0600 for Honda CRF450 Brian Crower BC0600 valve spring and retainer kit is engineered for Honda CRF450 riders who demand reliable high-rpm performance and long-term durability. Precision manufactured to OEM fitment with race-proven materials, this kit delivers consistent valve control under extreme conditions. Optimized spring rates for improved valve stability at high engine speeds Titanium retainers reduce reciprocating mass for quicker rev response and reduced valve float Direct fit for Honda CRF450 — no machining required Durable construction resists fatigue and maintains performance over repeated heat cycles This kit is ideal for performance builds, race use, and enthusiasts upgrading from stock components. Backed by Brian Crower's quality control, BC0600 helps extract more consistent power while protecting valvetrain components during aggressive riding.