1973 40hp pionts gab???

[Gorto72]

I have 2 books and a computer disk with 3 different settings for my pionts gab setting on a 1973 40hp Evinrude.. I have .020 , .030 and .033 can anyone tellme what it should be?
please thanks...Gorto

 

[racerone]

Likely 0.020" or use the timing marks on the magplate and flywheel.

 

[Gorto72]

thanks, I got it set at 0.020.. I'll have to try it to get full revs to c how it goes..thanks again..Gorto