Your Lordco Auto Supply carries square key stock and Woodruff keys in various sizes. They have lots of good stuff!
On the adjustable mags, it’s always a good idea to mark its relationship to the block before moving it around. This way you have a reference and can always set it back to its original position.
On this Spartan outboard, I sharpened a small pin punch into a chisel point and stamped a pip mark on it before removing it. This way I can get the timing back to where it should be.
