Spark Plug Selection and Spark Blowout
Iridium, copper, platinum, multi-electrode, single-electrode, plutonium, space dust! The list of spark plug options at first glance can be daunting. Many manufacturers claim their spark plugs will boost performance and increase mileage. Online preachers will swear that their $20 quad iridium tip plugs will yield 21.256 extra HP. The truth […]