The contact block is the part of the rotating circular plate inside the black mag cover that has the brass on it. It's shaped like a "T" with the tip of the "T" being along the outer edge of the circle. When I said adjust accordingly, I meant that you would need to decouple the mag drive and rotate the mag half to a different set of holes, continuing to do this until the mag at full retard snaps right at top dead center of the piston the mag distributor is pointing to.
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Today's Featured Article - Buying your first tractor: Choosing the right one - by Chris Pratt. They cost less than the tax on a new tractor (at least where we live). They have the weight to do the job. They are simple and understandable. They even have a history and can be restored to become a major source of pride and enjoyment. But how do you know what to buy and how do you make the right purchase? There is a surprising number of machines available in every shape and size imaginable. Like most things in life, your needs have a lot to do with wh
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