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  1. trumpy81

    Cams and Cam Design

    GDay All, I just finished designing a 3cc 4-Stroke single made from barstock, all except for the actual cam profile. My knowledge of cams is pretty sketchy so I'm looking for resources on the subject. I've googled and found nothing that would assist me in designing a cam or for plotting the...
  2. trumpy81

    Hardening Unknown Grades Of Drill Rod

    GDay All, I have just acquired a box of what appears to be drill rod offcuts. Unfortunately, I have no idea what grades I have. The box was labelled Tool Steel, nothing else. The question is though, if you quench A1 or W1 in oil, what would be the outcome? Would it affect the rod by being too...
  3. trumpy81

    Modelling 350 Chev Camshaft

    GDay All, I am currently modelling a V8 engine using Autodesk Inventor Pro 2011. I plan to build this engine later this year and I have based the crankshaft and camshaft on those of a 350 Chev. But I have run into a snag. As far as I can tell, each pair of cam lobes (intake and exhaust) should...
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