Hot Cams Camshaft - Exhaust - Stage 2 - Yamaha 4289-2E

• High-performance racing camshafts
• In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepower
• Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-end
• New Builder Series camshafts offer engine builders a multitude of options for different engine configurations

Yamaha -- YFZ 450R 4x2 -- (2020, 2021, 2016, 2011, 2017, 2019, 2009, 2013, 2014, 2010, 2018, 2012, 2015); Yamaha -- YFZ 450 X 4x2 -- (2011, 2010); Yamaha -- YFZ 450R SE 4x2 -- (2009, 2014, 2016, 2018, 2015, 2019, 2010, 2020, 2013, 2021, 2012, 2011, 2017); Yamaha -- YFZ 450 X Bill Balance Edition 4x2 -- (2010); Yamaha -- YFZ 450 X SE 4x2 -- (2011)