THIS 327 BLOCK AND STEEL CRANK ARE 1965 SMALL JOURNAL GM , , USED THIS BLOCK IN CORVETTES , CHEVELLES , IMPALA, ELCAMINO , AND MORE . FROM 62 - THRU 65 . DATE CODE ON THIS IS JULY 13 TH. 1965 BLOCK HAS BEEN HOT TANKED AND CRACK CHECKED . STD BORE WILL NEED TO BE SHOT PEENED TO CLEAN UP SURFACE RUST .AND BORE TO 030 OVER . SAME WITH CRANK , CRANK IS 010 RODS 010 MAINS . WILL NEED TO TURN . SEE PICS FOR DETAILS ALSO HAVE A NEW SET OF HYPERUTEC PISTONS FOR 383 CHEVY WITH PINS , FLAT TOPS ,,030 OVERSIZE 8 NEW PISTONS ,, GREAT FOR STREET USE . (BRAND IS SPEEDMASTER) EMAIL FOR QUESTIONS THANKS I WILL ADD A PIC OF THE PISTONS LATER TODAY THANKS