Compatible with B16, B17, B18C, and B18C1 engines, this part ensures a precise fit for a wide range of Honda and Acura vehicles. Direct replacement for OEM part number 15810P30005, making installation straightforward for both upgrades and repairs. Engineered specifically for AP03 VTEC systems to maintain variable valve timing functionality. Supports consistent oil pressure delivery to the VTEC mechanism, helping sustain peak engine performance. Key benefits: Reliable fit for multiple engine models, reducing the need for modifications during installation. OEMequivalent design for seamless replacement that matches factory specifications. Maintains the efficiency of your VTEC system by ensuring stable oil pressure, critical for performance and longevity. Applications: 1. Ideal for restoring VTEC activation in dailydriven vehicles experiencing performance loss due to faulty oil pressure control. 2. Suitable for performance builds requiring accurate variable valve timing operation under RPM conditions. 3. Effective for preventive maintenance to avoid premature wear and performance issues in engines equipped with AP03 VTEC systems. Made with durable materials to withstand engine heat and pressure, providing dependable performance under demanding conditions. Compact design matches original equipment dimensions, ensuring compatibility without clearance issues. A practical solution for technicians, enthusiasts, and owners who want a reliable, easytoinstall replacement that preserves the intended performance of their VTECequipped engines.