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  1. P

    Gear Driven Valve Train?

    I did some quick math and a simple drawing and concluded that gears A, Q, J, and T are all around .5". As for the worm gear and gear P they came out to around .33". These aren't completely drawn out and constrained measurements so they maybe off by a little.
  2. P

    Gear Driven Valve Train?

    Yes, shaft H and F are splined together to help with valve timing. Shaft F would be pulled up through the housing out of the splines, and then the camshafts adjusted. You have a good eye.
  3. P

    Gear Driven Valve Train?

    Is a gear driven valve train possible to replicate in model form? The engine in question is a Ford GAA 1/5 scale tank engine. It's a 60° V8 DOHC with a bore of 1" and a Stroke of 1.2". The reason I ask is before I get too involved in the designing and drafting of the gears and shafts, I would...
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