Hot Cams, Inc., is the industry leader in innovation, design and development of high-performance aftermarket camshafts for dirt bikes and ATVs. Designed with industry-leading valvetrain software and dyno proven in-house, they provide the most reliable, economical and easy to install camshafts that add up to 10 percent power gain to your engine. And now they have released their high performance camshafts for the 2017-2018 Yamaha YZ250F!

STAGE 1 INTAKE — $199.95

Stage 1 Improved Throttle Response Design intake cam. Good bottom-end and mid-range increase up to 10,800 RPM with slight top end loss. Uses stock valve springs.

STAGE 1 EXHAUST — $199.95

Stage 1 Improved Throttle Response Design exhaust cam. Good bottom-end and mid-range increase up to 10,800 RPM with slight top end loss. Includes auto-decompression mechanism. Uses stock valve springs.

STAGE 2 INTAKE — $199.95

Stage 2 Improved Throttle Response Design intake cam. No bottom end loss with good gains 9,200 RPM to redline. Uses stock valve springs.

STAGE 2 EXHAUST — $199.95

Stage 2 Improved Throttle Response Design exhaust cam. No bottom end loss with good gains 9,200 RPM to redline. Includes auto-decompression mechanism. Uses stock valve springs.