Actress Hailee Steinfeld pairs a navy-and-white dress with white strapped sandals at an event in Los Angeles in 2013.
If the oil is on the inside parts of the spark plug like the bottom insulator, that's a bigger issue, you have either leaking valve seals or very leaky piston rings. If your car blows a puff of blue smoke on startup, you probably ave leaky valve seals. If it blows blue smoke all the time, leaky piston rings.
Oil, fuel, or coolant leaks Most often, oil leaks are not in fact leaks but the result of âwet stackingâ (or âengine slobberâ) caused by excessive no-load run time. Diesel engine generators are designed to operate with a load â most effectively in the 70% to 80% range of rated output.