HOT CAMS CAMSHAFT 03-15 WRF450 EXHAUST, HOT CAMS 4044-1E YAMAHA YFZ450 Seven MX - YAMAHA YZ 250 F

- YAMAHA YZ 250 F 2010 2011 2012 2013

- Velcro closure

- KAWASAKI KX 450 X 2021 2022 2023 2024

CRF250R: 2004-2020

HOT CAMS CAMSHAFT 03-15 WRF450 EXHAUST, HOT CAMS 4044-1E YAMAHA YFZ450 Seven MX - YAMAHA YZ 250 FThe Hot Cams Stage 1 Exhaust Cam is designed to enhance the performance of Yamaha WR450F models from 2003 to 2015. By increasing exhaust duration and lift, this camshaft improves engine breathability, providing a notable boost in mid range power and top end speed while maintaining bottom end performance. The camshaft retains the use of stock valve springs and features an auto decompressor for smooth operation. A core trade in is not required, allowing