1. A straight line is measured in distance...except when it represents 180 degrees, or a multiple thereof.
2. NORMALLY the piston travels in a straight line...EXCEPT when allowing for thrust forces acting perpendicular to the direction of piston travel.
3. NORMALLY crankshaft rotation is measured in degrees. Distance measurements of crankshaft rotation would vary wildly, depending on distance from the rotational axis from which the measurement is taken.
4. Since all terminals in a distributor cap are [theoretically] equidistant from one another, if cylinder #1 fires at 10 degrees BTDC, each other cylinder should also be firing at 10 degrees BTDC.
5. TDC of the piston is at the same crankshaft position it always was, regardless of cam timing.
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Today's Featured Article - Old Time Threshing - by Anthony West. A lovely harvest evening late September 1947, I was a school boy, like all school boys I loved harvest time. The golden corn ripens well and early, the stoking, stacking,.... the drawing in with the tractors and trailers and a few buck rakes thrown in, and possibly a heavy horse. It would be a great day for the collies and the terrier dogs, rats and mice would be at the bottom of the stacks so the dogs, would have a busy time hunting and killing, all the corn was gathered and ricked in what we c
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