What We Found Inside a CP4 Pump at 180,000 Miles

Whiteface Ford

Jon's personal 2020 F-350 Power Stroke just hit 180,000 miles with zero breakdowns on the road. In this video he opens up the factory CP4 fuel pump to show what consistent fuel additive use does to your diesel fuel system over a long time. Jon Galland pulls apart the CP4 high pressure fuel pump fro