J-48876
Test Gauge for Primer Port
Detroit Diesel

This heavy-duty test gauge is specifically designed for measuring the pressure at primer ports, an essential step in diagnosing fuel system health. Its robust construction ensures durability under demanding conditions, providing accurate readings critical to troubleshooting fuel delivery issues. Precise pressure measurements help identify leaks, pump failures, or clogged filters, enabling targeted repairs that improve engine performance. The gauge’s clear dial and sturdy fittings make it easy to read and operate, reducing testing time. Proper use of this tool ensures comprehensive diagnostics, which are vital for maintaining fuel system integrity and preventing engine downtime. For trusted testing equipment, Source One Parts Center supplies this high-quality gauge, ensuring professionals have the right tools for effective maintenance.