Spark Plugs What is a spark plug? This website contains some great close-up photos of a spark plug firing. Every gasoline uses a spark plug to ignite the air/fuel mixture in each cylinder. Very high electrical voltage generated by the ignition coil is fed into the spark plug, and then - having nowhere to go
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Bosch 7401 FGR7DQE+ 0242235748 Spark Plug - Same Day Shipping. Free Returns. PayPal Accepted. Secure Online Ordering. Est. 1969.
Bosch 7401 FGR7DQE+ 0242235748 Super Spark Plug