Product details:

Improved peak torque and upper 1/2 RPM horsepower. Same low RPM torque as the stock cam. Stock valve springs are OK. Supplied with decompression mechanism. Improved peak torque and upper 1/2 RPM horsepower.. br Same low RPM torque as the stock cam.. br Stock valve springs are OK.. br Supplied with decompression mechanism.. br br This item fits the following vehicle applications: br for Honda CRF450R 2017-2018 br for Honda CRF450RX 2017-2018 br