A-Premium Iridium & Platinum Spark Plug Compatible with Beta Alp 350 M4 350 2004-2013 & Suzuki DR 350 1994-1997, Set of 4

["[Vehicle Fitment]: Compatible with Beta Alp 350 M4 350 2004-2013; Compatible with Suzuki DR 350 1994-1997","[Reference Number]: 31912MBWE11, 6777, IMR9C9H, XS4302, XS4302DP","[Specifications]: ①Center Electrode Tip Material: Platinum; ②Center Electrode Core Material: Iridium; ③Resistance (ohms): 5000.082; ④Gap Size (IN): 0.036; ⑤Hex Size (IN): 5/8; ⑥Insulator Height (mm): 48.9; ⑦Reach (mm): 19.0; ⑧Thread Diameter (MM): M10-1.0","[Exceptional Ignitability]: Designed alongside OEMs and engineered for maximum ignition performance","[Engineered for Longevity]: For optimal engine performance and longevity, it is recommended to replace platinum iridium spark plugs at mileage intervals of 80,000 to 100,000 miles"]