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  1. 89-93 Performance Parts Discussion
    What is the best tc stall speed for a mildly modded truck, engine is in a Chevy with a 4l80e and the stock 6.5 converter and you have to rev it up a bit to move from being parked
  2. 98.5-02 Powertrain
    I need to get a new torque converter but I don't know which one to get. On Goerend, it doesn't show stall speed. Instead, it shows (stall speed x speed ratio). The options I have are DC, DZ, and DX (for a single disc converter). I don't know what information I need to help you guys, but I have...
  3. 98.5-02 Powertrain
    Recently I have been rebuilding my transmission. It was leaking from the inspection plate. Not too bad but just enough to make me finally decide to drop the tranny. I am not a pro when it comes to transmissions. My guess was the leak was coming through the billet shaft. Maybe the shaft itself...
  4. 98.5-02 Powertrain
    Doing a full cab off restoration on my truck. Trans is blown, but torque converter is still good, and never had a problem. When I pulled the converter out, it’s just a black unit, with NO tags, numbers, or anything on it. Is there a way to identify what it is? Considering the power the truck...
  5. 03-07 Powertrain
    Hey everyone, Super new here but I have a tranny problem (obviously) and I was wondering if anyone here experienced the same issue before I take it in for sure. I have a 2003 3500 with the 48RE and at 80km/h i experience a vibration. The reason I don't think it is U joints is because the...
  6. 2010-2012 Powertrain
    Hey guys need help on my 2012 dodge ram 2500. I got the tranny built last year the truck one day got stupid hot. Outta the blue then it was like he was getting confused when it came to downshifting it would stick in fifth and start shaking then it would grab third as I’m coming to more of a stop...
  7. 94-98 Powertrain
    I have a 47re transmission in my truck (I know, I hate the thing too) my first one went out so I bought another one from someone and now that it's installed and I need to put the torque converter bolts in, do I absolutely need to torque them to spec, Or can I hand tighten them down with blue...
  8. 03-07 Powertrain
    Hey Guys, I just put a brand new built 48RE in my 06 3500 and I have a few questions... Firstly does anyone have a good recommendation for an aftermarket torque heat exchanger thats mounted to the engine block ? Mine hasnt failed but im wondering if i shouldnt be changing it out. I cant...
  9. 89-93 Powertrain
    I have a 1993 Dodge Cummins W250 automatic with a locking torque converter that is manually switched on and off. It also has a gear vendors auxiliary transmission. The truck has been ultra reliable for the 8 years that I've owned it. Then a few weeks ago I was hauling three motorcycles on a...
  10. 03-07 Powertrain
    I have a 2005 2500 with a 48re. I bought the truck with what looks like a fully built transmission but I don’t have paperwork on it. Sometimes when I go in reverse the truck will bog down and gain a lot of tension like the torque converter in starting to lock up. When I put it back into neutral...
  11. 94-98 Powertrain
    Howdy all. I’ve got a 1995 12 valve, 47RH, 2WD. 100% bone stock aside from minimal neccesities (intake, 3.5” turboback, locked rear, 1 ton suspension, GM brakes, and gauges etc) and I work the absolute heck outta her. Got it for second truck and it’s now my main daily. Picked it up on a big...
  12. 2010-2012 Powertrain
    Truck in sig, 2012 w 68RFE 30%overs, deleted and studded, 6 inch lift on 37's (I know, very very impractical, changing that soon as possible). I hotshot in the ND Bakken with 3.42 axle ratio and a 40' GN trailer (8500lbs). My problems mainly lie on a certain highway (ND22), where there are 3...
  13. 98.5-02 Powertrain
    Hello, I have a 98 or 98.5 24v Cummins. I was just moving my truck to change the front and rear differential and as I was pulling out to head to my garage it wanted to die as I shifted from reverse to drive and as I shifted back to reverse. From all the discussion on here I see it might be a...
  14. 03-07 Powertrain
    I have a whining noise that happens when the torque converter locks up usually exactly at 80kmh(50mph) and it will go away when I speed up around 90kmh and then comes back the loudest when I decelerate back to 80 until the torque converter unlocks. Goes away if you put it in neutral also. This...
  15. 2013-2018 General Discussion
    Hello, I’ve got a 2015 Ram 2500 Laramie 4x4 tuned and EPA violated with a 68rfe transmission. A month or so ago I noticed a vibration between 45 - 60 mph. I have to be running in 6th gear around 1100 rpm’s and start up an incline to make it happen. The truck will start shuddering slightly and...
  16. 03-07 Powertrain
    2005 2500 5.9, 48re transmission, 273000 miles Looking for some input in diagnosing my truck here's what's going on. Replaced injectors 13,000 miles ago. Just had them gone through about 1000 miles ago. Truck does not smoke, have preformed kill test on injectors, that all checked out good. And...
  17. 98.5-02 Powertrain
    Hello everyone, I’ve been chasing an ongoing issue with my 2001 Dodge Ram 2500 5.9 24v Cummins. I’ve tried just about everything I can think of. Was curious to know if my transmission sounds like it’s shifting properly. I’ve adjusted APPS Voltage, Cleaned connections on negative posts. New...
  18. 98.5-02 Powertrain
    I had the transmission in my 02 2500 rebuilt at a shop near where I broke down and didn't really have the opportunity to research or find a tranny builder. The guy who did it seemed knowledgeable but also seemed like a salesman. The truck drives great and tows great after the rebuild but I am...
  19. 07.5 - 09 6.7L Powertrain
    Little background of the truck, 08 6.7 cclb 90k miles with stock fuel and air (deleted and tunes/trans tuning) and 425s. So bought the truck about 6 months ago with 80k noticed in reverse it had a very low idle but never thought anything of it, then driving home from work one day I was in a rush...
  20. 2010-2012 Powertrain
    Just recently joined the Cummins family by buying a 2013 2500. It’s been downshifting pretty weird on one of the CTT tunes I’d been running and seen people posting their CVI numbers along with the torque converter slip rpms from ez lynk. Just installed another tune and going through the drive...
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