Baja BR150 Manual. View the Baja BR150 manual. The Baja BR150 gokart is a 9.2 horsepower150cc4 stroke gas powered buggy. With the ability to reach speeds of 3035 mph and a fuel tank capacity if 1.89 gallons you will not find yourself short on the fun possibilities. It is fully automatic both forward and reverse with dual hydraulic disc brakes in front and hydraulic disc brakes in the rear. You are viewing the manual and parts listings for the Baja BR150.