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A safety requirement on all Drag cars running 9.99 and quicker in the 1/4 mile is the fireproof engine blanket that surrounds the engine block and contains debris in case of an engine explosion. NHRA rules call for a monetary, points, and time penalty if the car leaks oil during the run.
On 1 July 1973, the NHRA required pro stock drivers to have competition licences, just like blown or fuel dragsters and funny cars. [2] Following a 1973 NHRA rule change to allow records to be set at any national meet, at the 1973 NHRA Winternationals, "Dyno Don" Nicholson set the first official pro stock e.t. record with a 9.33, while Bill ...
This division has specific rules about engines, components, bodies, etc. Pro Modifieds can either be raced on 1/4 mile or 1/8 mile tracks. Usually, the NHRA races Pro Mod cars on the 1/4 mile, resulting in high 5 to low 6 second passes, while the PDRA races strictly on 1/8 mile track setups, allowing for high 3 second-to low 4 second passes.
Richard Hartman, a crew chief for NHRA Funny Car driver Tim Wilkerson, rebodied a former Wilkerson Funny Car chassis into an Altered, reaching 4.92 seconds in the quarter-mile with a terminal velocity of 304.53 MPH. [22] It is the fastest quarter-mile car currently in the NHRA, as Top Fuel and Funny Car both run only to 1,000 feet.
While the NHRA FSS is the original and preeminent racing series for Factory Stock cars the growth and popularity of FSS racing has been seen through expansion in other series. These include the National Muscle Car Association's (NMCA) Factory Super Car [ 4 ] series and Drag Illustrated's Factory Stock Classic [ 5 ] as examples.
Junior Stock: Drag Racing the Family Sedan is a 2012 book by author Doug Boyce. The book focuses on NHRA stock-class drag racing that took place between the years 1964 and 1971. [1] This is the second book by Doug Boyce, the first being the acclaimed, Grumpy's Toys: The Authorized History of Grumpy Jenkins' Cars. [2]
MM: Pro Stock Car at this event is a non-championship race with the Mountain Motor formula, where cars can use carburetors or electronic fuel injection, do not have an engine displacement limit, and weighs a minimum of 2,450 pounds, compared to the NHRA Pro Stock formula that features electronic fuel injection, a 500ci (8193cc) engine ...
Pro FWD is a class in drag racing.The E.T. Bracket categories are no-electronics classes. Delay devices, throttle stops, air shifters, transbrakes, etc. or any device that transmits real-time, on-track data to the driver or any remote location are prohibited.