What does a spark plug look like

As for other examples and what to look for, here is a chart which shows pretty well a good range of what spark plugs might look like. If you are experiencing engine problems, taking a look at your spark plugs is a good place You can do this as part of the routine maintenance of your car, ATV, . Mind you, spark plugs like it hot: they withstand extreme heat and pressure within your cylinders How often should spark plugs be replaced on my vehicle?.

Typically bad spark plugs will have black or heavy ash deposits around or on top of the center electrode, which is the little pen-tip like object. We explain the differences between platinum spark plugs, copper spark plugs, and iridium spark plugs and Still want to look at your options? Precious metals like platinum and iridium are harder and have higher melting temperatures than the How do you know which are the best spark plugs to buy ?. Images 1 & 2: These are normal looking spark plugs. The insulator tip is grayish white, but could also be grayish yellow to brown. Images 3 & 4: Velvet-like, dull black carbon deposits on the insulator, electrodes and shell.

Here are a few things to look for: Your spark This could not only shatter your spark plug into the piston, but shatter the piston itself or damage the head. A spark. Your spark plugs could still be extremely hot, so be sure to leave ample cooling time. Any white deposits (often ashy looking) on the insulator or central Small , pepper-like black spots on the nose of a spark plug can.