i just recently bought a 75 280z from a friend it hasnt been daily driven for almost fifteen years.Okay the first couple of days i drove it ran surprisingly well for sitting for so long,but then it started to stall out and hesistate really bad when it got to normal operating temp it gets so bad i can barely drive it its almost like its running to lean.Its got a brand new fuel pump but the old filter i pulled out had really bad blockage changing it helped but it still does it im new to z's and dont know where to start any input would be appreciated ....sorry for the first post it was kinda vauge