Any engine, gas or diesel loses 3% of its power for every 1000 feet above the ocean. Some companies offered high-altitude pistons if tractors were used at heights of 4000 feet and never lower. "Altitude compensators" were also used - that later became called "turbochargers."
At the request of a customer we put high-altitude pistons in a Deere 2020 gasser once - at 1200 feet above sea level. It ran so bad we had to tear it back apart. Even with high-test gas and the timing retarded it knocked something awful.
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Today's Featured Article - My Ford Golden Jubilee - by Troy Estes. This article is about my '53 Ford Jubilee and a story that starts with taking the tractor to my brother's Starter/Alternator Rebuilding shop for a wiring fix. The generator was shot as well as all the wiring. I dropped off the tractor expecting a transformation from a 6 volt to a 12 volt system utilizing the original generator housing, and a total rewiring of the whole tractor. The front end center pin bushing was worn also so I ask that they replace it if they had time. Well, that�s wha
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