Gain huge throttle response, awesome grunt and great power with our new billet head kit for the 700 CFI motor. Fits all 2007-09 700 CFI exhaust valve motors and works with premium pump gas. This kit replaces the stock head with a billet head cover for better cooling and uses interchangeable domes. You will notice an instant improvement in how fast the motor revs and responds. 5-6 horsepower gains though out the power band for flat landers and 7-9 horsepower gains for high altitude applications. Easy bolt on performance!!