Cardinal RV Club

Head stud torque is 275 ft/lb it is running again I only have 6 miles on is so far. I had a fuel leak under the turbo at the high pressure pump I had to pull the cab again to fix it (was one loose fitting I did not tighen) but she is running and running quite well I must say.

I built the engine mostly yesterday finished it today http://i68.photobucket.com/albums/i14/DiselDave/Mobile%20Uploads/2014-11/41F411E9-DBE4-4816-AEFA-6A6A1C78567E_zpsz7w556nb.jpg http://i68.photobucket.com/albums/i14/DiselDave/Mobile%20Uploads/2014-11/B4F45574-306E-40E9-BD07-0075237EBFBF_zpscdlhghg...

I got my new pistons yesterday took them to the machine shop I hope he can have it all board out and to me by tue, wed. next week, I also got the ARP head studs and the upper and lower gasket sets, the new lifters, and the egr cooler delete. so maybe late next week I will be starting to build the en...

Yeah I tryed to hone out a mark in the cylinder wall but I'm at 5 thousands clearance now and 4 is max so I have to strip the block and send it to be board out. Anothe $400

Some more pics of #8 piston http://i68.photobucket.com/albums/i14/DiselDave/Mobile%20Uploads/2014-11/43F8E783-6BD4-4C78-BFC0-AED51611805A_zpsvzlrzhjk.jpg http://i68.photobucket.com/albums/i14/DiselDave/Mobile%20Uploads/2014-11/7F3BC6B1-E0EF-4C64-A54A-46172EC8BCDC_zpsyfvs6yhb.jpg The hole in the top ...

That is a little wrinkle but no melt

excepting offers Need money to fix my tow rig.

Are you replacing all 8 pistons? I just re-read the string and see you will be doing major upgrades, obviously doing it right. It ought to be bullet proof when you are done. yes all new HD pistons,Rings, rist pins, all lifters, head studs, egr cooler delete,all new injector lines from rail to injec...

There is no melting the dark spot is a hole when I can get some more pics to load I will post them I must be half fast

Here is the culprit

dfredendall wrote:Thanks for the info. I'm not sure what you mean by being deleted. Did you somehow manage to cancel the regen process, or modify your exhaust system?

Yes and yes

They created the isssue with the 6.4. all 3 the 7.3 the 6.0 and the 6.4 use a piston with a dish in the top the issue came when they started doing the regen in the 6.4. the dish in the piston leaves a sharp top lip, that thin lip disapates heat faster then the rest of the piston, when they regen the...

No they have had some issues also
We are going to go with upgraded Pistons new rocker arms and lifters and head studs

Well I pulled the valve cover and the rockers were ok so I did a compression test and found 10 pounds I did a leak down and it filled the bottom end. So I did some resurch and found that there have been many 6.4s that have cracked #8 piston so I removed the cab then the engine http://i68.photobucket...

I took a look at it in the light and #4 glow plug is unpluged and the seal is out of the rocker box so that is where the oil came from. I have 2 codes one is glow plug #4 open circuit, and the other is cylinder #8 conterbution fult. so the issue is with #8, I Think it built a lot of crank case press...