How much HP can a LMM Duramax handle?
DANGER ZONE: 550 to 600-rwhp The I-beam style connecting rod found in the LBZ and LMM engines is said to be capable of handling 50 to 100 more hp than the stock rods found in the LB7 or LLY.
How much power does a LMM Duramax make?
How Much Horsepower & Torque Does my Duramax Make?
| Model Year(s) | Horsepower | RPO Code |
|---|---|---|
| 365 hp @ 3,200 rpm | LMM | |
| 2010 | 250 hp @ 3,200 rpm | LMM, van only |
| 2011 – 2012 | 397 hp @ 3,000 rpm | LML |
| 335 hp @ 3,100 rpm | LGH |
How reliable is the Duramax LMM?
Consistent to its very similar LBZ counterpart, the LMM is a highly reliable engine. The DPF is a hot-spot for failure so beware that you will probably end up with a few thousand dollars of DPF/emissions repairs, however you can *illegaly* remove this potential problem by removing the DPF system.
How much HP does a 2008 LMM have?
The LMM Duramax refers to Chevrolet Silverado HD and GM Sierra HD trucks equipped with the 6.6L Duramax diesel engine between the years of 2007.5-2010….2008-2010 GMC Sierra & Chevy Silverado HD 6.6L LMM Duramax Specs.
| Manufactured Years: | 2007.5-2010 |
|---|---|
| Horsepower: | 365 horsepower |
| Torque: | 660 lb/ft of torque |
Does 2010 Duramax use DEF?
Now diesel drivers have to fill up (and pay for) DEF on a regular basis. The system as a whole is referred to as SCR (selective catalyst reduction). And it has completed its assignment by reducing Nitrogen Oxide (NOx) by 63 percent compared with 2010 Duramax-equipped trucks.
What size Turbo does a LMM Duramax have?
Registered. 61. xx its very close to 62mm.
How much HP can a Duramax handle?
Factory 6.6L Duramax engines will make 300 to 397 flywheel horsepower depending on the model. Virtually any model can be bumped up to around 600 hp (about 480 rwhp) with simple computer tuning, provided that the turbocharger and fuel system are in good working order.
What are the most common problems with the Duramax LMM?
5 Most Common LMM Duramax Engine Problems. 1 1. LMM DPF Failure. With the evolution of diesel emissions standards, the LMM added a diesel particulate filter or DPF. The DPF is part of the exhaust 2 2. Leaking Transmission Lines. 3 3. LMM Low Fuel Rail Pressure. 4 4. Piston & Crankshaft Failure. 5 5. Allison 1000 Power Limitations.
How reliable is the LMM engine?
Consistent to its very similar LBZ counterpart, the LMM is a highly reliable engine. The DPF is a hot-spot for failure so beware that you will probably end up with a few thousand dollars of DPF/emissions repairs, however you can *illegaly* remove this potential problem by removing the DPF system.
What happens if you put too much horsepower on a LMM?
However, for those looking to push additional power, it’s worth noting that the LMM is prone to piston and crankshaft failure at high horsepower levels. Around the 600whp mark is when this becomes a very likely problem. You’ll notice this is also an extremely common problem on tuned LBZ’s.
What kind of engine does a Dodge Ram LMM have?
Paired with the trustworthy Allison 1000 transmission, the LMM actually outperformed both Ford’s 6.4L Powerstroke, and Dodge’s 6.7L Cummins of the time. You can read all about the LMM’s differences compared to the LBZ here.