Recent content by Harmony

I have a 6.5 HP B&S Quantum edge motor (123K02) on a pressure washer. It is about 6 years old with low hours (maybe 15-20) It runs , but at full throttle it stutters some. pop.pop.pop...Intermittently. As well, my plug (around 4 hours on it) was sooty. It has a manual choke carb with no...