74 351W block with standard bore (4.00) in good condition but needs to have the cylinders "cleaned" to remove any rust from years of sitting in my basement. Also, a Comp Cams retro-roller cam part number 35-462-8. It has gross lift of .576 int/exh. Cam card available or you can view the details on Comp Cams' web site. Cam is in great shape and cost $360. Sell block and cam for $325. Contact me at dewainATpeoplestel.net if interested.