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A lower-budget and very popular class of sprint cars uses 360-cubic-inch (5.9L) engines that produce up to 775 horsepower. Sprint cars do not utilize a transmission but have an in-or-out gearbox and quick-change rear differentials for occasional gearing
Sprint Cars are powered by a naturally-aspirated, methanol-injected overhead valve V-8 engines; with a displacement of 410 cubic inches (6.7L) and capable of engine speeds approaching 9000 rpm. [3] A lower-budget and very popular class of sprint cars uses 360-cubic-inch (5.9L) engines that produce approximately 700 horsepower (520 kW). [4] [5 ...
Small-block engines, in the 358 cubic inch range, were exempt from the plates; the first car to race with a small-block engine was Dick Brooks at the 1971 Daytona 500, where he ran a 1969 Dodge Charger Daytona with a 305 CID engine. The transition period lasted until 1974, when the current 358 cubic-inch (5870cc) limit was imposed and NASCAR ...
For 1972, little changed but for lower power outputs. Engine offerings for 1971–72 included the 250 cubic-inch OHV inline Six, small block V8s of 307 and 350 cubic inches; and big block V8s of 402 and 454 cubic-inch displacements. Horsepower ratings of those engines for 1971 ranged from 145 for the six to 365 for the 454—all in gross figures.
The 304.6-cubic-inch (5.0 L) 305 had a 4.25 in × 3.58 in (108 mm × 91 mm) bore and stroke. [11] The 305A was equipped with a single barrel carburetor and produced 150 hp (112 kW) gross at 3600 RPM and 260 lb⋅ft (353 N⋅m) gross at 1600 RPM (measured without air cleaner or accessories in an ideal environment).
The first weekly races were held at the Knoxville Raceway in 1954. After internal issues with the sanctioning body—the Southern Iowa Stock Car Racing Association—in 1956, Marion Robinson of Des Moines, Iowa was appointed as race promoter. During Robinson's tenure, the cars progressed from stock cars to modifieds to supermodifieds to sprint ...
The standard engine was a new 140-horsepower 305 two-barrel V8. Optional engines included the 145-horsepower 350 two-barrel V8 and 175-horsepower 400 four-barrel V8. Aero styling had helped make the Laguna popular with NASCAR drivers. The Laguna S3 was outsold by the Malibu Classic coupe and the Monte Carlo. Production of the Laguna edged up to ...
1.1 kW (1.5 hp; 1.5 PS) First production car [57] Peugeot Type 15: 1897 6 kW (8 hp; 8 PS) Peugeot's first in-house engine [58] Daimler Phoenix 1899 17 kW (23 hp; 23 PS) First four-cylinder road car [59] Mercedes 35 HP: 1901 26 kW (35 hp; 35 PS) Originally designed as a race car, developed for road use [60] Mercedes Simplex: 1902