5.9L CR Performance Discussion of 5.9 Liter Dodge Cummins Diesels with Common Rail Injection Related To Performance And Longevity

G56 and Smarty Jr.

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  #1  
Old 04-26-2011, 10:14 PM
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Default G56 and Smarty Jr.

Thinking about getting a Smarty Jr. and my questions are, is the stock G56 gonna hold up and is an Airdog or Fass system really needed for the Smarty Jr.

Only mods so far are AEM Intake and 5" Exhaust
 
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Old 04-26-2011, 10:26 PM
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those stock clutches are weak.
 
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Old 04-28-2011, 09:14 AM
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Yup. The dual mass flywheel is a POS. I just about blew mine up and it caused a huge vibration. Plan on an upgraded clutch then your good to go.
 
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Old 04-28-2011, 02:44 PM
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KXTRAP43 how do you like your southbend clutch and do you do much towing.
 
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Old 04-29-2011, 10:55 AM
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I like it. It takes a bit of getting used to. I have not pulled anything yet since its been in but i do tow a couple of trailers. Others say they work great though. Can't wait to try it out towing. ( after I do u-joints )
 
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Old 04-29-2011, 12:01 PM
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Default What Is the Truck Expected To Do?

For normal daily driving and recreational towing, I'd say yes and no. If you're sled pulling and drag racing I'd say no and yes. At least you have manual control of the clutch, so if you know what you're doing and don't abuse it, you'll be fine.

The guys with the automatics are the ones that really have to be careful with the tuners.
 
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Old 04-29-2011, 08:54 PM
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Thanks for the replys. I got my Smarty Jr. today and installed sw1 and man this does make the truck perform well. Can't wait to see how it tows the horse trailer.
 




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