engine rpm

  1. D

    rpm loss and im lost

    2007 ram 1500 5.7 hemi w/mds. ok as im driving down the interstate at 75mph the rpm gauge will just drop to 0 and i lose all power. but the truck doesnt shut off. ill hit the throttle a cpl times and it comes back up. however on occasion while sitting at a stop light the engine will stall and...
  2. B

    Egine RPMs at 70 MPH

    I wanted to get an idea on the difference of engine rpms while cruising on flat terrain while not trailering a load. For example I have a new 2020 ram bighorn 5.7 3.92 18" wheels and average around 1900 rpm at 70 mph. I just wanted to get an idea in the difference between powertrain options.
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