87 2.3 pulled valve cover, visual looked ok while running. ran compression chk. with professonal grade tester
#1- 55 lbs
#2- 75
#3- 170
#4- 175+-- should need at least 125 lbs to run fair, i think
going to pull head, maybe headgasket blown between cyl. or it has to be in the valves, going to find a large shade tree..