i have an 87 with the 318 and ive got a few upgrades that seem to work pretty well, edlebrock intake, 650cfm 4 bbl carb, cam (not sure what size, was already on truck) true duel exhaust-flowmasters. port/polished valves/pistons. i think theres more cant remember off hand..
2003 Lonestar Edition 4x4, 8" Fabtech Lift, 37x13.5x20 Mud Grappler, 4.7L Stock. Upgrades to come..