OTC Tools 518530 Fuel Injection Gauge Hose Assembly with Relief Valve

The OTC Tools 518530 is a professional-grade fuel injection gauge hose assembly designed for accurate fuel system testing and diagnostics. This replacement hose assembly features an integrated relief valve and drain tube for safe pressure release and fuel pump volume testing.

Key Features:

• Complete hose assembly with built-in relief valve for controlled pressure release
• Integrated drain tube for safe fuel disposal during testing
• Clear hose construction allows visual inspection of fuel flow and clarity
• Designed for use with OTC gauge PN 518483 (sold separately)
• Replacement component for OTC fuel injection test kits 6550, 6551, and 6552
• Essential for conducting fuel pump volume and pressure tests

This hose assembly is an ideal replacement part for technicians who need to maintain their OTC fuel injection diagnostic equipment. The relief valve provides precise control during pressure testing, while the transparent hose material enables real-time monitoring of fuel condition and flow characteristics.