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The sample casting for the crankcase lower section just came in. This part contains the crankshaft lower bearing caps, oil pump/filter and drive system, and the transmission and clutch. Although [...]

Now that the crankshaft split surface and related features are machined the rest of the machining process for the part is easier. If all of the previous scanning, QC and OP1 processes went [...]

Well, I finally got some time to get into the crankcase top sample casting. This post documents the first operation on the part. The QC results were mostly positive, there were only a couple of [...]