Okay, the weather turned cold and my 960 started running rough. The code is misfire on #4 cylinder. So I replaced the spark plugs, which were in abysmal shape, with NGK platinums, no difference. The coils all check good, but I did try a new coil, on all the cylinders in turn, it ran worse. That's when I noticed the coil wiring harness pigtails were badly deteriorated, and the female connectors were not making it to the coil studs. Couldn't find any pigtails locally or online, so I clipped #4 & #5 off, and modified some female bullet connectors to fit.It went back to the original rough running. Do any of you know of a source for replacement pigtail connectors? The weather has been awful, so I didn't work on it today, but I'm thinking it may be a clogged injector, as the old plugs showed no sign of being loaded up with unburned fuel. Your thoughts will be greatly appreciated!
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