Products and Services from Butcha Engineering and Racing General Engineering TIG, Electric and Oxy Welding-Fabricating-General machining. STINGER FORMULA VEE 1200 AND 1600    view STINGER Price List The next Generation in Formula Vee design. Formula Vee Preparation and Setup Ensure your FV is at its peak before the next race with help from BUTCHA RACING'S extensive FV knowledge. Engine rebuilding Engine rebuilds and updates to the latest technology Flow bench testing Benefit from BUTCHA RACING'S years of flow bench testing. Improve your current bits. Specialised Dyno work Get that last pooftenths of a Horsepower from your FV. Driver training and coaching Improve and fine tune you driving style and your mind to get the whole racing package at its best.