Blackpath - Integra + Civic + CRX + Del Sol Cam Seal for DOHC B-Series Engines Acura + Honda B16 + B18 + B20 Motor Dual O-Ring (Polished) T6 Billet Fits 1990 2009 Honda and Acura B16, B18, & B20 motors Replaces deteriorated factory cam seals and prevents further oil leaks Includes 1x Honda & Acura B-series double O-ring cam seal CNC machined from aerospace-grade billet aluminum and polished for lasting protection Comes with detailed Installation Instructions (1x) Double O-ring Cam Seal Hardware w/ Installation Notes (1x) Drive Your Way Keychain Tag