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.
Do all NASCAR cars use the same engine?
All engines are the same size, and, in fact, they’re all the same except for certain parts on the engine. “The manufacturer supplies those parts to the teams and they assemble the engines.” One major area of differentiation among the engine design teams relates to valve timing.
What makes a NASCAR engine so powerful?
The answer is actually quite simple: Subject the engine to lots of heat and pressure. … NASCAR engine parts are heavily reinforced to protect against these extreme conditions. In other words, they’re bigger, stronger and thicker than their counterparts would be on a less powerful car.
How many miles per gallon does a NASCAR get?
The NASCAR stock cars of the XFINITY and Monster Energy series average in the neighborhood of 4.15 miles per gallon, according to one of the company’s calculations.
How long does a NASCAR engine last?
Most production car engines are designed to last over 100,000 miles. NASCAR race car engines are designed to last one race (500 miles, in the case of the Daytona 500). While the same version of an engine is typically used for an entire season, it is rebuilt after each race.
Can you buy a NASCAR engine?
Chevrolet manufactures R07 engines, which can be purchased new through one of the licensed race teams, such as Hendrick Motorsports, but it’s difficult to purchase a complete engine from a team. For Hendrick, the pistons, oiling system, and camshafts are top-secret bits you can’t buy.