Lamborghini Miura manual indicating bigger intake valves in English size (but correct size in metric). The intake and exhaust valves in all 4 liter Lamborghini V12 remained the same throughout all models. This intake size misprint carried forward into Espada 400GT and Countach LP 400/LP 400S owners manuals as well. In 1970, Lamborghini development driver Bob Wallace created a test mule that would conform to the FIA's Appendix J racing regulations. The car was appropriately named the Miura Jota (the pronunciation of the letter 'J' in Spanish). Wallace made extensive modifications to the standard Miura chassis and engine. Weight reductions included replacing
Gasser (car) Gasser (car) A gasser is a type of hot rod originating on the dragstrips of the United States in the late 1950s and continued until the early 1970s. In the days before Pro Stock, the A/Gas cars were the fastest stock-appearing racers around. Gassers are based on closed body production models from the 1930s to mid-1960s, which have been stripped of extraneous weight and jacked up using a beam axle or tubular axle to provide better weight distribution on acceleration (beam axles are also lighter than an independent front suspension), though a raised stock front suspension is common as well.