Posted by T in NE on January 06, 2014 at 21:28:50 from (75.234.77.175):
In Reply to: HP vs Cu. In. posted by Texasmark1 on January 06, 2014 at 14:04:46:
Any engine, in theory, is capable of producing 1 hp/ci. Whether it lasts at the output is questionable. An engine is technically a large air pump that has explosions go off in it, the more air you can move, the more power you make. Max RPM, cylinder head flow, port shape, manifold configuration (intake and exhaust), valve size, cam timing and duration, valve overlap, ignition timing, carb/injector size, piston weight, valve spring pressure, balancing of the rotating assembly, even lifter diameter, can all affect how much power an engine can make -and survive- at.
The reason those old ones didn't do it is that the engineers didn't have the knowledge/experience, materials, and tolerances that they have today, that allow them to make an engine that can do it.
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Today's Featured Article - The Nuts and Bolts of Fasteners - Part 2 - by Curtis Von Fange. In our previous article we discussed capscrews, bolts, and nuts along with their relative hardness and thread sizes. In this segment we will finish up on our fasteners and then work with ways to keep them from loosening up in the field. Capscrews, bolts and nuts are not the only means of holding two parts together. When dealing with thinner metals like sheet tin, a long bolt and
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