Onan 167-1638 Spark Plug Equivalent
. . .Hello. . .Looking for an EQUIVALENT to an Onan 167-1638 Spark Plug; if you have an equivalent number where did you get that number? Seems like there are a lot of different cross numbers floating ...
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Look on your spark plug probably a champion number and then cross that number or use The champion number. Any auto supply will have what you need.
