Spark Plugs Identify Engine Problems | Did you know the spark plug in your aircraft engine can help you identify what's going on? Depending on the type of fouling you're getting, it
CHAMPION Aircraft SPARK PLUG - Continental Lycoming Part # RHD 39N - 108A - NEW | eBay
CHAMPION Aircraft Aviation SPARK PLUG - Engine Part # EM42E - 12C3 - NEW | eBay