Big Block 400 stroker .060 what CID ???

400 std. bore = 440 + .020"; 400 +.010" = 440 + .030", etc.

http://victorylibrary.com/mopar/rb-bs.htm

If u hot heads would click the link u would no that already have the information but instead u like to run into a mind field blow off ur tops !:happy2: