57L Hemi Main and Rod Bearing Wear. View Gallery. 23 Photos. Once again, we were happy to see virtually no wear on any of the rod or main journal bearings on the 235,000-mile 5.7L Hemi. Again Ownersof this engine have determined this problem is caused by an exhaust leak. To find out if it’s an exhaust leak, plug it up. Be careful, though. You don’t want to shove it all the Afew notable updates to the 5.7 HEMI include: Variable camshaft timing. Cylinder head. Intake manifolds. Multi-displacement system (MDS) Variable Camshaft Timing is Chrysler’s terminology for variable valve timing. This allows the engine to advance or retard cam timing for optimal performance at all RPMs. 1 Lack of Proper Maintenance. The most reported cause of the lifter failure in a 5.7 Hemi engine is a lack of proper maintenance. Many users don’t change the engine oil regularly, and there are many who use low-quality oil. In both cases, it may build up contaminants which can damage the lifters. 2. WhenI got to the engine types, it shows two options. Both are the same price. Why does the second option have more horsepower? Unfortunately, I have the first one. What's different and can I make mine like the second type? Sorry if this was discussed previously. 5.7-Liter V8 HEMI® MDS VVT Engine Herewe investigate my own Jeep HEMI Multi Displacement experiences with a pre-VVT 2005 Jeep 5.7 MDS Hemi engine. At 70,000 miles, one of the MDS solenoids stopped working (there are 4 on this engine), the Mopar HEMI Multi Displacement System or MDS. The resulting symptoms where the engine would not go back to 8-cylinder Thecurrent range and charging limitations of electrified cars have me leaning toward the 5.7L V8 HEMI® MDS VVT eTorque Engine, because a pure BEV doesn’t yet exist that can meet my towing needs. It seems to me that eTorque is the best compromise between efficiency, capability and convenience in the marketplace. Asidefrom the mentioned factory defect of some 5.7 VVT Hemi models, it can be noticed that most of the problems owners have complained about have strong links to how they maintain and operate their vehicles. So, following these tips will help you get the most out of your 5.7 VVT Hemi engine and keep it running See more Remember the original (2003-2008) 5.7L HEMI V8 engine was a workhorse and installed in an assortment of vehicles from the Ram truck and Durango, to the Charger R/T and many others while proving its worth in performance. Now in its second generation, the legendary 5.7-liter HEMI V8 engine had once again claimed a place on Ward’s ajjbK.

5.7 liter v8 hemi mds vvt engine problems