bore vs stroke

rumblefish360 said
Double check that 1958 year engine list.
A 383 RB engine was available.

Wyrmrider said
sorry krazy
there was a RB 383 4 1/32 bore nominal 4.030
59 & 60 around 100 000 made
otherwise great contributions

I don't know much about the 50's engines... What was the stroke and bore on the 50's 383???