Carb recommendation 408 stroker

1974scamp said
I calculated 10.63 to 1

But yes we have 95 and 98 octane at every gas station :)

It appears your Octane ratings are a little different there. Shell V-power is 100 RON according to a quick google search
which is equivalent to 93 Octane here. So if your calculations are correct you should be good.