88 911 idle problems
 

This is starting to chap my hide. 88 911 3.2 . Idles for a while the cuts out . will restart. When driving sometimes it will just stop running , If I turn the key off and on it will refire and run fine for awhile. At idle it will spit then die . Checked ICV shop replaced DME and o2 sensor no improvment. HELP:confused: