What is needed to swap from a 318 to 360 from 86 w250

Left side engine mount bracket, Oil pan and pickup tube, Keep the 904 and buy a new 3000 -3500 360 converter.

Headers and tap and plug the emission holes in the head. You will also need the carb rod for 3 piece throttle pressure linkage if the truck has one piece set up and the cable bracket. You may want to upgrade the radiator. W250 trans will not fit a car it is a 4X4 trans. D250 will