Hi-Pressure Oil & Air Leak Test Tool HPOP for 97-06 CAT 3126 B E C7 Diesel

Hi-Pressure Oil & Air Leak Test Tool HPOP. for 97-06 CAT 3126 B E C7 Diesel. 1997-2006 CAT 3126B, 3126E, and C7 diesel engines. This dual purpose test tool is for monitoring system performance and performing air leak test with analog gauge.