> Obviously the people that design engines think so. For example, compare a John Deere 1020 rated at 39 max horsepower, gas or diesel. Gas engine with 7.5 to 1 CR only has three main bearings and the rod-journals are 2.3". Diesel version with 16.3 to 1 CR has four main bearings and rod-journals are 2.75".
Diesel and gas engines are apples and oranges. The combustion pressure curve for a diesel engine will be quite different than for a similar gas engine. The bottom end of the motor has to be sized to handle the PEAK combustion pressure of each cylinder. If the bottom end is sized to handle the combustion force, the compression force will be no big deal.
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Today's Featured Article - Show Coverage: Godfrey, Illinois Country Days - by Cindy Ladage. Except for last fourth of July's Old Gold show in Springfield, Illinois, I don't remember when it was so hot. Nevertheless, the heat didn't keep vendors and visitors alike from enjoying the third annual Country Day's Event. Jane Elliott said the event was originally a one man show. "Barry Seiler, owner of Country Town Farm Supply store used to invite people up to the Johne Deere store. He would give hats and a free meal for everyone that brings a tractor." Elliott said while this
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