Archived from the Tools In Action forum (Automotive). This thread is read-only.
6.4L Powerstroke
Heavily modded.
DPF Delete
Intake
Tuner
Pushing the 700HP mark
Was up till midnight last night removing the EGR and coolers.
Any other Powerstroke owners?
It’s crazy how expensive the big Diesel trucks have got now. You can drop 70k easy on decently loaded up version!! A King Ranch Super duty was like 55k in mid to late 2000’s
Cummins fan here. Not against the Powerstroke, but heard too many accounts of the $9,000 fuel pump repair. No. Thank. You.
yup buddy just went through that big dollar repair on his crazy…..
How can a freaking fuel pump repair cost 9k!! Seriously they need to hold companies liable on exorbitant repairs. Your probably not far off from a new engine at that price!
Sounds like a nice power stroke
Pump on mine was 3k on my Tundra after a plow biffed my truck last winter. 9k….no thanks!
Are these prices for the labor too?! That is insane!!!
The fuel pump went out on my Cummins and it was 900 to replace and I hated that, 9k is crazy.
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Jasonc wrote:
How can a freaking fuel pump repair cost 9k!! Seriously they need to hold companies liable on exorbitant repairs. Your probably not far off from a new engine at that price!
The entire cab has to be removed.
Damn. 9k!! That’s just stupid. Why would they even design it like that..
Didnt the powerstroke have head or head gasket issues a while back also? My buddy had one and was always nervous about it
I’m a GM fan straight to the core so I would have to go duramax if I was gonna. I do have a lot of respect for the Cummins also. Amazing engine .. powerstorke….. ehh. Hahaha. Just busting
Sounds like you have a sick truck
Diesels have always tempted me but I never could justify it. My 1500 5.3l pulls my approx 7000 lb trailer just fine for how much I tow
I do have an intake exhaust and tune also. Wanna swap gears to 3.73 soon. After I upped my tires things got a little sluggish. No where near 700hp though!! Haha
What gears are in it now?NERemodeling wrote:
Damn. 9k!! That’s just stupid. Why would they even design it like that..
Didnt the powerstroke have head or head gasket issues a while back also? My buddy had one and was always nervous about it
I’m a GM fan straight to the core so I would have to go duramax if I was gonna. I do have a lot of respect for the Cummins also. Amazing engine .. powerstorke….. ehh. Hahaha. Just busting
Sounds like you have a sick truck
Diesels have always tempted me but I never could justify it. My 1500 5.3l pulls my approx 7000 lb trailer just fine for how much I tow
I do have an intake exhaust and tune also. Wanna swap gears to 3.73 soon. After I upped my tires things got a little sluggish. No where near 700hp though!! Haha
3.08 Can you believe that shit!! I’m sure they put those in to pump up their highway epa numbers
3.73 gears will without a doubt be much better for towing and since you have bigger tires that will help with that too. Those are definitely a fuel economy gear.
Yup. The only downside i’s the 2k + price to do front and rear.. you know how many tools I could buy with that money 🙂
So on a 6.4L, as well as many other common rail diesels, the fuel system can pressurize to over 20,000 PSI. The 6.4L has pressures up to 26,000 PSI. The new 6.7L can reach 30,000 PSI. The problem is fuel quality and whether or not the owner/driver knows how to recognize it when it happens. When the fuel pump goes, it destroys EVERYTHING down the line. Injectors, supply lines etc. A fuel system repair starts out at about $6K if caught early. Run it for a second too long runs you $7-9K. Run it for 2 seconds too long, new engine. $10-15K depending if the block is ok.
The problem isn’t the system. In most failures I’ve seen, it’s the fuel and poor maintenance. Insurance usually pays for it if it is determined to be contaminated fuel. You can also go after the station if you have receipts.
Also, as stated above, the entire cab comes off. That alone, runs upwards of $2K to lift it.
RickyMcGrath wrote:
So on a 6.4L, as well as many other common rail diesels, the fuel system can pressurize to over 20,000 PSI. The 6.4L has pressures up to 26,000 PSI. The new 6.7L can reach 30,000 PSI. The problem is fuel quality and whether or not the owner/driver knows how to recognize it when it happens. When the fuel pump goes, it destroys EVERYTHING down the line. Injectors, supply lines etc. A fuel system repair starts out at about $6K if caught early. Run it for a second too long runs you $7-9K. Run it for 2 seconds too long, new engine. $10-15K depending if the block is ok.
The problem isn’t the system. In most failures I’ve seen, it’s the fuel and poor maintenance. Insurance usually pays for it if it is determined to be contaminated fuel. You can also go after the station if you have receipts.
Or drive a gasser and forgo all of that crap, lol. I’d love a diesel but not when repairs are so insane. Considering leasing one though in the near future.
Hugh Jass wrote:
Or drive a gasser and forgo all of that crap, lol. I’d love a diesel but not when repairs are so insane. Considering leasing one though in the near future.
It’s not THAT bad.
My favorite part is the crazy power they create. I’m pushing 700HP. The look of amazement when I smoke most sports cars.
I worked for our electric co-op over the summer and one of the supervisors trucks (2009 dodge 3/4 ton with the 6.7 Cummins) had been hopped up a bit. All of the emissions equipment “fell off” and the guys in the garage installed a programmer and that thing would absolutely haul. Somehow he would get almost 20 to the gallon too. They did the exact same thing to a 5500 dodge bucket truck and for some reason it has been through 4 head gaskets. The third time they put head studs in and it still blew. This time they uninstalled the programmer.
NicholasShetley wrote:
I worked for our electric co-op over the summer and one of the supervisors trucks (2009 dodge 3/4 ton with the 6.7 Cummins) had been hopped up a bit. All of the emissions equipment “fell off” and the guys in the garage installed a programmer and that thing would absolutely haul. Somehow he would get almost 20 to the gallon too. They did the exact same thing to a 5500 dodge bucket truck and for some reason it has been through 4 head gaskets. The third time they put head studs in and it still blew. This time they uninstalled the programmer.
“For some reason.” Lol. 12,000 lb truck, pushing 5-600 HP. I wonder why?
That poor head is probably warped like a banana too. Those trucks got the crap ran out of them too. A lot of idling and roughly 200 miles a day doesn’t help.
I wonder how many bolts per cylinder the dodge runs. Ford 6.0’s had head gasket issues so in the 6.4, they added more bolts all the way around. Then, there was still too many HG’s failing, so in the 6.7, so they added even more bolts.
Bill Hewitt over at PowerstrokeHelp.com has engineered custom heads with metal O-rings around each cylinder. Minimizes the combustion from ever even reaching the gasket.
There are 26 for the engine. I don’t know what they did that was different but until then I have never heard of a head gasket issue with the 6.7. I have heard of ringing the heads before. It is usually on high HP or boost engines. It makes sense to do that to a diesel since they run such high compression and boost.
