I have a cat c7 7.2 liter engine in a 2004 Phaeton. I know that this was the first year that they changed over to the c7 7.2 liter from the previous years 7.2 liter cat engines. My question is how lon...
Actually there are a number of 350 HP C7's out there in RV's.
But, when you mention 330 HP, you may have a very late model 3126E.
Suggest you call the Caterpillar RV Hotline in the morning with your engine serial number and ask them exactly what you have and any service history they have on it (if you are not the original owner). 877 777-3126.
Let us know if you need info on where to find the engine serial number.