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Frankie Schneider's DIRT modified from the early 1980s. The late Dick Tobias from Pennsylvania revolutionized the chassis of the dirt track modified stock car class in the early 1970s by producing an entirely homemade chassis constructed of tubular steel. [14]
In the late 1970s the costs for the Late Model Sportsman cars became excessive, so the "Late Model Stock Car" was born. Within a few years changes began with the carburetor, and by the mid-1980s the stock front chassis was replaced with a racing clip, for safety and availability.
Dirt track racing is a form of motorsport held on clay or dirt surfaced banked oval racetracks. Dirt track racing started in the United States before World War I and became widespread during the 1920s and 1930s using both automobiles and motorcycles, spreading throughout Japan and often running on horse racing tracks.
The cars feature a purpose-built chassis design specifically for dirt late model racing. With many chassis builders within the sport, chassis design and components are always employing new innovation and technology. The cars are powered by aluminum-head V8 engines (usually ranging between 400c.i. & 430c.i.) that produce over 800 horsepower. [5]
In 1983, the Mr. Dirt 320 Modified Championship trail was created. These small block modifieds emerged from NASCAR's Sportsman division , which had been revamped in 1968. [ 4 ] [ 5 ] Many Northeast race tracks continued to run the old class, and the new series allowed these racers from the St. Lawrence Valley to compete against their ...
Gary Tomkins gutted a Dodge Challenger at the age of 15 and entered it in the Street Stock class at the Canandaigua Speedway NY, winning 26 times over the following two years. Gary then spent the next few years attending college and working for chassis builder Maynard Troyer , while piecing together a Sportsman car, which he raced to ...
Super stock classes are similar to street stock, but allow for more modifications to the engine. Power output is usually in the range of 500–550 horsepower (373–410 kilowatts). Tire width is usually limited to 8 in (200 mm). [22] Some entry level classes are called "street stock", and are similar to what is often called "banger racing" in ...
In Australia, the IHRA promotes a "Real Street" class, which requires the vehicles be legally registered and licensed. [27] Every September at Mid-Michigan Raceway in Stanton, hosts the Pure Stock Muscle Car Drag Race. The event hosts classic drag racing with stock (or nearly stock) U.S. muscle cars factory built between 1955 and 1979. [28] [29]