Fitment: Fits Compuchek test ports on Cummins diesel engines as well as other diesel engines that have been outfitted with the Compuchek test port. Features: 1) Used to check fuel system pressure on diesel engines with a Compuchek test port. 2) The hose assembly is made from synthetic rubber, finally constructed with red coat finish, showing good performance and lasting service time. The gauge is equipped with high precision dial to ensure value accurate. 3) 3-1/2", 300 PSI precision gauge. Package included: Consists of a hose assembly with a female Compuchek fitting on one end and a 3-1/2", 300 PSI gauge on the other .
