Not familiar with adjusting the DB pump but I suspect you got the right answer below.
Beyond that, DO install a pyro. I'd suggest you don't take it beyond 1100 on a sustained pull. Really all that is telling you is that you have high EGT's which indicates a lot of unburned fuel (smoke) in the pipe which is then burning when it starts being exposed to O2 in the pipe... which is what creates the high temps... but burning fuel in the pipe doesn't help you. So the pyro is more an indication of what fuel the engine can actually burn reasonably. Also... if the engine only has N/A pistons, no piston jets and standard rings.... you will at least shorten it's life if not bring on a meltdown. Be carefull with it...
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Today's Featured Article - Tuning-Up Your Tractor: Secondary Ignition Wires and Distributor - by Curtis Von Fange. In our last episode we spent the entire day checking out the spark plugs. Is that efficency? Actually, it took more time to explain than it really did to do the inspection. At any rate we decided that a compression test was in order so we could verify the internal engine status. That way we wouldn't buy any tune up parts until we were sure that the engine was in reasonable mechanical condition. Our tests showed a fictional compression reading of 85, 80, 82 and 86 psi. That is well within a
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