Web23 sep. 2011 · 389 Posts. #8 · Sep 21, 2011 (Edited) If you are looking at 15-18 mpg, then a hemi is not for you. I average 13, whether I'm towing my small off road trailer or not, both around town and on the hilly Colorado highways. I figure the hemi cost me about $800 per year in fuel more than with the stock engine. Web22 sep. 2024 · The stage 2 cam is one of the high-performance cams and can add up to 180–185 horsepower to a 5.7 Hemi engine. The fascinating fact about the stage 2 type of camshaft is that it generates more top-end power. Besides, this type of cam comes with more aggressive power, reducing cost. It is also suitable for drivers who drive at a higher …
Why only 30,000 miles on 5.7L spark plugs? - Dodge Challenger …
Web14 sep. 2024 · Chrysler’s 5.7L V8 HEMI is one of the most famous four-wheel engines, known for its beast power and muscular sound. But like everything in life, it has some … Web6 okt. 2007 · The only way to get better mileage with the Hemi is to drive downhill in neutral On the highway at 65mph with limited hills expect about 16mpg. In the city expect 12 - 14mpg. I have the K&N cold air intake and while it makes more power and noise it does nothing for the mileage. I doubt that any exhaust mods would make any difference either. mechs are back
How To Get The Most HP Out Of The 5.7L Hemi! - YouTube
Web31 dec. 2024 · It's kind of crazy to me that people will buy the most expensive oil Amsoil makes and replace it every 5000 miles multiple times a yr. ... but if my last truck was pushing 3000 psi oil pressure and going 10K miles on synthetic then I'm confident my HEMI can go 10K on synthetic too. Just my .02 . Reactions: Chica999 and JF19Longhorn. Web15 feb. 2024 · My 2015 has 117800ish miles on it. Tow every weekend to camping, and just made a trip to the beach returning over 18 MPG. It is a true truck motor just like the V10 it replaces. And the 6.4l goes through the same 300000 mile tests the Cummins does. Very pleased with mine. O Ogamiitto Active Member Joined Jun 13, 2024 Messages 125 … Web10 jan. 2024 · My 2007 5.7L dropped a valve seat at 129,786 miles, which destroyed the motor. My engine had never overheated, and had never been abused in any way. I changed the oil every 3000 miles with Mobil1 5W20 full synthetic, and got regular oil analysis reports so that I could monitor the health of the engine. mechs are coming back chapter 4 season 2