Takegawa 125cc Scut +R Superhead bore and stroke kit for all years CRF50 XR50 Monkey bikes incorporates an all new crankshaft with Takegawa patented skirtless cylinder and piston in this easy to install package. No case boring required means simpler, faster, and cheaper installation. Kit comes complete with everything you see in the picture to bring your build over 7 times stock horsepower. Its never been easier to destroy the competition!

Kits are available in a number of configurations -

• standard +R
• ST2 - factory port and polished IN/EX ports
• chrome polish outer finish
• 3PT - 3 point bearing support
• ST2 3PT -  3 point support with factory port and polish