My 422 smallblock build

yellow rose said

Just my opinion, but I’d stick that in at 106. That is actually split overlap (centered overlap triangle) and as long as the headers are good, it will make more power there.

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Could you elaborate some on this. I went to the website you mentioned and input my numbers but I’m not sure I understand how to interpret the info. My timing set is adjustable up to 8 degrees each way so putting it in 2 degrees retarded would be easy.