CM2250/CM2350 Fuel Pump

[Volvo8873]

My truck has 901,000 miles on the original 3 cylinder pump. It is sitting in my shed right now and will be replaced here this summer. I have an updated 2 cylinder pump ready to go into the truck.

I am going to post a thread on here when I do it and tear apart the 3 cylinder to see inside it. The only thing I have to add with this is that the guy who had it before me did 10,000 mile oil changes its whole life. That I do know...