Review on Champion 7570 Double Platinum Power Spark Plug - Improved SEO by Charles Phillips

Replacing Champion copper spark plugs on his wife's 2007 PT Cruiser with 7570 made a big difference in idle quality and throttle response. The MPG was not evaluated, but the traffic light idling "failed at the limit of death" was gone. The old 35K spark plugs wore the gap down to nearly 0.055 inches. The 7570's gap was easy to adjust, just like any other spark plug. The result was a smoother idle and quicker throttle response. The PT Cruiser has been known to go about 30,000 miles through spark plugs and have ignition issues. Handling Issues These issues have been resolved in the 7570.