What factors describe the economic situation in Sub Saharan Africa? Poverty, crime, lack of economic diversity, and refugee population are some of the factors that describe the sub-Saharan Africa region. A weak governing system is also a m â¦ ain contributor to the economy.
Most Popular. 1  The engines in Nascar Sprint Cup cars are 90-degree pushrod V8s, just like those that have powered many vehicles on American roads for more than 50 years. But today, the engine under Jimmie Johnson's hood is a custom-made 850-hp 358-cubic-inch thoroughbred that's optimized to run flat-out for no more than 1000 miles.
Race Tire vs. Street Tire. On a typical race weekend, a NASCAR Sprint Cup Series team will use between nine (9) and fourteen (14) sets of tires depending upon the length of the race and type of track - short track, speedway, superspeedway or road course. By comparison, an average set of street tires gets replaced approximately every three years. NASCAR Sprint Cup Series racing tire specifications also differ from race to race depending upon the degree of track banking and type of racing surface (asphalt, concrete, or mixture of both).