OK- - - as promised, here are some pictures of the modifications necessary to put 292 connecting rods on a 235 pressure-oiler crankshaft. The first problem is the width of the rod- - - -it's way too narrow. This problem can be addressed in one of two ways- - - -widen the rod cap, or install thrust washers inside the piston to keep the rod centered on the crankshaft journal. Either way works, but here's how I chose to solve the problem. The rods pictured are a spray oiler 216 rod with a cast iron piston, a modified 292 rod with spacers TIG welded to the cap, and a recycled NASCAR rod with spacers to make it the same width as a pressure oiled 235 rod. It will be used in a long stroke full oil pressure "216" with a 235 crankshaft with offset rod journal centers that will have almost 250 cubic inches.

Other projects I've got in the pipeline are a 270 cubic inch "235" and a 300 cubic inch "261" using similar modifications.
Attachments
DSCF4406.JPG (120.45 KB, 323 downloads)
DSCF4385.JPG (99.03 KB, 320 downloads)
DSCF4387.JPG (100.33 KB, 321 downloads)
DSCF4391.JPG (122.52 KB, 324 downloads)
DSCF4392.JPG (93.54 KB, 320 downloads)


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