333
It's a 327 with cylinders bored .040" over stock.
The bore adds about 10 cu. inches to make it a 337
302
A Chevy 305 engine bored .040 over would typically be referred to as having a +.040 bore, indicating the increase in bore diameter from the standard size. This modification can increase the engine's displacement and potentially enhance its performance.
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