U-Groove Spark Plug, Header Plug, Pack of 1

Accel U-Groove Spark Plug, Header Plug, Pack of 1







ACCEL U-groove performance spark plugs produce a larger spark for more power at high RPMs. Improves throttle response and fuel economy, less fouling. Purified alumina insulator prevents arcing. Machine rolled threads protect heads. Product Features:Double Platinum Electrode For Long LifeShorty Spark Plugs For Tubular Exhaust HeadersEliminates Dimpling Headers For Added ClearanceImproves Spark Plug Access To Fit Socket Or WrenchShorter Overall Plug Length Vs. OE Style PlugProjected TipHelps Eliminate Burned Spark Plug BootsShorty Header Spark PlugMachine Rolled 14mm Threads Protect Your Valuable Cylinder Heads