Hi Paul....
I bought the same chips except for 40# injectors.
When I look at the chips, the timing looks like:
93 oct - 19*
100 oct - 23.9*
110 oct - 29.9*
These values are all from the main spark bias table, at 4800 RPM and a load of 256.
I have a 16 position thumbwheel, and I...