455 bored 30 over is now 461ci
406 cubic inches .
302
No
317
359.3 cubic inches
287.4 CI
400 in^3
Boring a 396 engine 0.030 inches over increases its displacement by approximately 17.7 cubic inches.
408
336.6
If my math is correct : using a 4 inch bore and a 3.48 inch stroke , with the cylinders bored .060 , just over ( 360 cubic inches )