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Angry & can't do it anymore, serious iQuad timing issues

Posted

So for how ever long I've had my back to going normally, I cannot get my timing and everything thing else figured out. I been talking, chatting with @Mopar1973Man for quite a bit over the past month plus and give him all the credit for getting me thus far, however I figured asking additional input wouldnt hurt. 

 

My egt's are through the roof! 800-900* cruising 65 mph. Slight hill or Itty bitty incline 1100*. Lord help me if I wanna pass or just even getting up to speed 1500* 

Oil and coolant always the same 195* give or take. Oil should be cooler. Engine load now seems to be 19-20 going 65 mph. 

I think this is what I was running yesterday and this morning. I have tweaked it a bit since so...

I believe timing was 14,18,22,25,26 or some where close lol, it's been all-over the place lately; it doesn't matter it's all wrong and I'm just to dumb to fix this. Please be gentle.... 

20220328_062907.jpg.6feb17950491c2ffca5729ab6ee4d184.jpg20220328_063245.jpg.03460d265000fef0823d1740d5ac4565.jpg20220328_063904.jpg.265f34a3f4f0074485fffa5f5840ecb1.jpg20220328_063855.jpg.38ca2cf540cf55fdb17d4f4bc4d0c761.jpg

 

I seriously need all the help I can get. I'm losing my mind. I want a nice daily that has a little pep than stock, just to start. I can't get there... sig is up to date, (new IJ pump not tapped), turbo and injectors billing the big contributing factors here. I will admit that I will have to compromise something for something and big injectors don't usually help egts and mpg but come on 900-1500* and 11 mpg ??? What gives?

Oh and I really don't get any black smoke for what it is **testing purposes only**

That will later become a inevitable side effect when a race tune is born.

 

Idea i had.....I'd be open to doing a screen share with iQuad while driving...

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  • Owner

:shrug: Test the injectors... If you wanna do a compression test while the injectors are out you can verify the cylinder health. Worth it to know what the health of the cylinder and piston.

 

I just a member call me about his truck and the amount of blow by and losing the tappet gasket. After doing the compression test he was low on 5 and 6 (funny the too hottest cylinders). So he's into doing a full rebuild. Sad to say...

  • Author
11 hours ago, Mopar1973Man said:

:shrug: Test the injectors... If you wanna do a compression test while the injectors are out you can verify the cylinder health. Worth it to know what the health of the cylinder and piston

When we're chatting via text a few weeks back I did a compression test and it had good numbers, really good. Not to say something couldn't be wrong there but it's not pointing that way I believe. 

Maybe I'll have to buy another dang set of injectors just for this mess, I've swapped them idk how many times waiting in-between.  See if dap will hook me up - Idk yet

  • Author

Any thoughts on the injector line hypothesis? Talking with DAP currently about injectors. Trying to get the ball rolling again or some extra thoughts. 

  • Author

https://youtu.be/preFiev7Ask

 

Made a video of valvetrain running. I'm pretty sure the tap or tick is towards the front, idk my hearing is shot. Does anything jump out at you sound wise? 

  • Owner

Yeah I can hear the tick it's in the front cylinders for sure. I'm not sure if it's valve train or that's a injector firing early tick?

  • Author

I just put new injectors in it, with the gracious help of dap. 7x.11 sac. And the 6x13s as back up.

Not sure what to do about it? Something to worry about? 

Make sure the valve stem is higher then the spring retainers and that the tappers are not worn down. the tappers should never make contact with the retainer only the stem.

  • Author
30 minutes ago, Great work! said:

Make sure the valve stem is higher then the spring retainers and that the tappers are not worn down. the tappers should never make contact with the retainer only the stem.

I'll have to pull the valve cover back off again in the morning and check. Prolly try and get some pics. The PO put the dual springs in (not sure on lbs) I assume he used new hardware but who knows. Gonna run my overhead once AGAIN to verify the verify....

  • Author

https://youtu.be/z2AxqyZ7fgc

 

Here's another snippet, pushed the little black plastic pieces down away from the rockers, moves freely now. What else besides taking it all apart? 

 

 

 

 

15 hours ago, Great work! said:

Make sure the valve stem is higher then the spring retainers and that the tappers are not worn down. the tappers should never make contact with the retainer only the stem.

 

20220501_120537.jpg.91dc8e54f2995d925c6e0a9cdbdf219a.jpg

 

I'd have to completely pull everything apart to properly check, am I wrong? 

  • Author

So those retainers being up against the rocker like that prolly wouldn't have cause a tick or tap would it? I don't think it would, if it was bound up the plastic piece would have just broken off. 

What else can I check? I would say just drive it but you can really hear it more while driving interstate just cruising. Makes me paranoid!

I think you are chasing nothing.  Vp trucks clack and rattle good at 1500-2000 with high timing.

  • Author
1 hour ago, Me78569 said:

I think you are chasing nothing.  Vp trucks clack and rattle good at 1500-2000 with high timing.

I guess "send it" would be a good choice of words lol...  I guess I'll try and quit worrying about it....

 

 

@Me78569 since I got my additional set of injectors 7x .011 sac, I was looking at the tune store would your daily tune work with my setup or perhaps @Mopar1973Man mpg tune? Your daily tune is roughly the only one that would be close to the same stuff I have mod wise...

I'd run the same tune and make minor adjustments to the fuel curve if needed.  7 x.011's and 6 x .013 are reasonably close to only need minor adjustments

  • Author
28 minutes ago, Me78569 said:

I'd run the same tune and make minor adjustments to the fuel curve if needed.  7 x.011's and 6 x .013 are reasonably close to only need minor adjustments

Roger that, I'll keep the 15,19,25,28,30 with the 90%^ +2/+4 and rock on. Thanks!

  • 2 weeks later...
  • Author

Well I guess no matter what size injectors I get I'm still a hot mess. 

Average 750* cruising about 70 mph with a big increase in engine load at about 26%.

I'm really not super convinced that the tick tap I got is timing, maybe a tad but I prolly got some valve issues... owell guess I'll find out when it breaks lol, pretty much have to pull the head to really find out. 

@Mopar1973Man when you coming to Missouri with your fix it service? I need some help! 

Idk if this tune is helping or hurting. 

750 at 70 mph doesn't sound broken to me.

  • Author
9 minutes ago, Me78569 said:

750 at 70 mph doesn't sound broken to me.

Even with the engine load up from where it was? Average 20-21%

Maybe I'll back it down again to 65 and see how it acts. 

I don't have any smoke right now so I was wanting to bump up the fueling a tad for a little better get up down low. But im afraid for egt sake. Boost still seems low when getting on it though. 

 

  • Owner

Towing to where I'm at in California I ran about 800°F at 65 MPH but with the RV and ATV in the truck bed roughly 17,500 pounds. 

 

My tow tune doesn't get above stock fuel till 10 PSI of boost. My economy tune does get above stock fuel till 15 PSI. Every below that is 100% or less. I place my power band up higher not down low you only make lots of EGTs because the boost is too low for making power. Fuel map need to built around your turbo more so.

  • Author
21 minutes ago, Mopar1973Man said:

Towing to where I'm at in California I ran about 800°F at 65 MPH but with the RV and ATV in the truck bed roughly 17,500 pounds.

Well he'll, I can't imagine pulling an rv with this thing!!! 

 

23 minutes ago, Mopar1973Man said:

because the boost is too low for making power. Fuel map need to built around your turbo more so.

 

That's kinda what I'm trying to figure out, I was to the point of buying a tune but nothing is close to what I have to really work well. It's all stressing me out Mike, lol

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Welcome To Mopar1973Man.Com LLC

We are privately owned, with access to a professional Diesel Mechanic, who can provide additional support for Dodge Ram Cummins Diesel vehicles. Many detailed information is FREE and available to read. However, in order to interact directly with our Diesel Mechanic, Michael, by phone, via zoom, or as the web-based option, Subscription Plans are offered that will enable these and other features.  Go to the Subscription Page and Select a desired plan. At any time you wish to cancel the Subscription, click Subscription Page, select the 'Cancel' button, and it will be canceled. For your convenience, all subscriptions are on auto-renewal.