Stock 350 has a 3.48 inch stroke.
The stock bore is 4 inches.
+0.010 352 ci
+0.020 353 ci
+0.030 355 ci
+0.040 357 ci
+0.050 359 ci
+0.060 360 ci
All are rounded figures.
I have an Excel spreadsheet with the cubic inch formula.
If you want a copy, let me know.