333
It's a 327 with cylinders bored .040" over stock.
The bore adds about 10 cu. inches to make it a 337
302
That would be called a Chevy 307 bored .40 over.
332
408
332
4.040". The standard bore is 4.00".
If my math is correct , almost 410 cubic inches ( using a 4 inch bore and a 4 inch stroke that has been bored out .040 )
336.6
4 to 8 degrees before top dead center