Took the boat out after topping off the tank with maybe a gallon . Ran fine til I realized I forgot to add a few ounces of oil to the fuel after topping off. After I added mix it started surging and we had to squeeze the fuel bulb to keep it running right. It was quite smiley but the plugs...
Noob...
i have a 69 Larson with an 81 evin 50 hp out. It sat for a total of about 8 years with a couple outings between.. It used to run great full throttle idle etc... now it will NOT idle and only runs under half throttle. Tested for spark and found only the bottom coil was firing. The top...