Diesel vs gas......................
OK folks, there have been a few to many diesel vs gas threads that have shall we say gone to "Hell and a hand basket"! So if all of you would put in you BEST, no flaming reasons for going gas vs diese...
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I think a loss of power occurs more at altitude than anything else. Proper gearing though, and towing in the right rpm range for what the engine was designed seems to keep my truck from pinging/knocking. I use 87 octane only and have never had a problem with pinging/knocking. My current truck has the 3-valve V10 with increase hp and torque over the earlier models, so it might depend on the year of truck, I don't know.
