Product Description
4 pcs of NGK Sprak plug number 4291, ZFR6F-11 V-PowerŪ
Economical performance and improved ignitability over standard NGK Spark Plugs original equipment manufacturer and racer approved.
Lowers ignition system voltage requirements
Greater ignitability and performance over conventional spark plugs
Trivalent Metal Plating has superior anti-corrosion and anti-seizing properties
Increased fuel economy and lower emissions
Highly durable against electrical and chemical wear
Fits many Chrsyler, Dodge & Ford applications.