Individuals, corporate events & parties. Go cart rentals for individual, corporate and birthday parties. Welcome to Shifter Kart City. We feature Italian manufactured Parolin Go-Karts with a 6/5 hp Honda engine that will produce speeds up to 55 mph. We are open 7 days per week. Please call for winter hours We specialize in corporate team building and special events, as well as including bachelor/bachelorette parties, and birthday parties. Come join us for an awesome day of fun! We are located on the grounds of the world famous Bandimere Speedway in Historic Morrison, Colorado off Rooney Road Gate B Action Karting is fully insured, professionally run outdoor go-kart track. We have served the Denver Metro area for more then 20 yrs. Call us today!