Ebc CR140-4 Keihin Hex Head Style Main Jet - 140 helmets-helmet-accessories-replacement-parts-curtains 2010-2015 Yamaha YZ450F

2010-2015 Yamaha YZ450F

2012 Arctic Cat 450i

Choice of universal kits or custom kits that are designed and engineered to fit tank sides

Raises bar 1 3/8 up and 3/4 back giving just over 1 1/2 diagonal rise

Made from hypereutectic alloy for extra strength and reduced expansion

Ebc CR140-4 Keihin Hex Head Style Main Jet - 140 helmets-helmet-accessories-replacement-parts-curtains 2010-2015 Yamaha YZ450FThe name Keihin is used for description purposes only. These are not original Mikuni or Keihin made jets, simply a high quality replacement. High precision, brass carburetor jets. All jets are flow calibrated and extremely accurate in terms of fuel flow rate as stamped.