Recent content by reddman

  1. R

    How far can I push/modify a 12hp on stock internals?

    Thanks for the guidance gents. Here is the latest on this hunk of junk: I built a new front end and suspension. It's a very simple design, a layout similar to ancient torque-tube designs, with a panhard rod to control lateral forces. I have kept on top of my zero dollar goal here, and was able...
  2. R

    How far can I push/modify a 12hp on stock internals?

    Yeah those #s are correct. I will be blending a very high octane fuel. I'll start with premium and cut it with 115 leaded as I dial in the timing to keep preignition/detonation in check to figure out my target octane. I may be up in the night, but I think I can control the problem with that...
  3. R

    How far can I push/modify a 12hp on stock internals?

    I got a racing mower for cheap, and I'm trying to squeeze as much as I can out of her with minimal investment. I want to keep stock internals, as I'm on a very limited window of time. I'm doing the standard eyebrow shave, intake/exhaust porting, milling the head down, and advancing the timing...
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