1970 h code duster now has a 512 back half car. Has run a 10.27 @ 130 with mid 1.40 60 ft times on pump gas.11.3-1 512 low deck with max wedge ported performer rpm heads that flow 315 cfm, have flow sheets.Ultradyne 640 lift solid flat tappet cam and a prosystems 1100 cfm dominator.New trans...