2004 Nissan 350Z Q&A

2004 Nissan 350Z Question: I HAVE OIL IN THE VALVE COVER TUBE ON #4 CYLENDER CAUSING MISFIRE

eNGINE LITE IS ON CODE #4 PLUG IS MISFIRING I CHANGED THE PLUG AND OIL WAS IN THE TUBE AND THE DEALER IN CRYSTAL FL TOLD ME I NEED A NEW VALVE COVER 275.OO WHATS WRONG HERE?? -
Answer 1
Oil leaks through the valve cover/spark plug tube gasket into the spark plug tube. You need to have it replaced. Zee -