Transcription of Piston & Rod Orientation - Engine Professional
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50 OCT-DEC 2016 Engine professionalWhen it comes time to install pistons and connecting rods, Orientation of the two components relative to each other and relative to the block can sometimes lead new builders to wonder about direction. This brief article should DIRECTION DO THE RODS GET INSTALLED TO THE PISTONS?If the big end of the connecting rod features a larger chamfer on one side, this side must be installed facing the crankshaft s journal radius fillet. If the rods are designed for use on a crank that does not feature a radiused fillet, the rods may not feature a large chamfer on one side.
intended for the left bank of a V engine. Pistons intended for the right bank will feature an “R” suffix. A larger chamfered oil hole at the top of the small end on some rod designs provides a “funnel” for improved oil reservoir for floating pin lubrication. An oil squirt hole at the rod small end serves to provide lubrication to
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