Brian Crower Spring & Retainer Kit for Honda/Acura K20A/K20Z F20C/F22C High M...

Brian Crower Spring & Retainer Kit for Honda/Acura K20A/K20Z F20C/F22C Restore valve control and performance — this Brian Crower dual spring and steel-alloy retainer kit is engineered for high-mileage K20A/K20Z and F20C/F22C engines. Ideal for rebuilds, performance refreshes, or when original valve springs show fatigue. Application: Honda/Acura K20A, K20Z, F20C, F22C engines High-mileage focused: springs designed to restore proper seat pressure and resist sag on worn valvetrains Dual spring design: improved damping and valve control at higher RPMs Steel-alloy retainers: durable, lightweight retainers for reliable spring retention and extended service life Direct fit: OEM-compatible dimensions for straightforward installation during cylinder head service Whether you're refreshing a daily driver or preparing a rebuilt head, this Brian Crower kit delivers dependable valve spring pressure and improved longevity. A cost-effective upgrade to maintain engine reliability and responsiveness.