Why do NASCAR cars sound different?

Because NASCARs have a 5.86L OHV N/A V8 with piston speeds equivalent to F1 that make nearly 900hp. FTFY. its partly the engine, partly that their version of a “muffler” is called a boom tube, its an oval shaped resonance chamber, so it kinda creates an interesting rosnance.

How are Nascar engines different?

The NASCAR engines have extremely radical cam profiles, which open the intake valves much earlier and keep them open longer than street cars. This allows more air to be packed into the cylinders, especially at high speeds (see How Camshafts Work for more details).

Which race cars are the loudest?

Turn 10 studios, creators of Forza Motorsport 4, took their recording equipment out to the race track to record the legendary 1991 Mazda 787B. Even if you aren’t a gearhead like most of us here at Torque News, you will appreciate this video.

Why do F1 engines sound different?

The difference in noise is present for a variety of reasons, from engine layout to the fuel used, gear ratios, the exhaust layout, age of components and other smaller details. What’s even more surprising, though, is that cars using the same engine sound different too.

What makes a Nascar engine so loud?

Why Are Race Cars So Loud? Race cars don’t have mufflers. It’s because the way mufflers work slows down the airflow out of the engine. You can’t put air into the engine until the air from the last cycle is exhausted.

Are NASCAR engines naturally aspirated?

NASCAR engine bay. 1987 Ford Thunderbird stock car engine. Chevrolet NASCAR V-8 motor. Ford V-8 stock car engine….

Are all engines the same in NASCAR?

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.”

How loud is an Indy car?

about 140 decibels
“An IndyCar, NASCAR, Formula One, you read things, they are rated about 140 decibels, roughly right at the car. Aircraft taking off would be at 180 decibels and lawnmowers and such that are 90-100 decibels, so they are getting loud.

What is the loudest exhaust system?

Flowmaster Outlaw. Flowmaster Outlaw is the loudest muffler in the list. It’s a straight-through muffler – which means it was designed with performance in mind and not sound suppression. Making it extremely loud.

Why are F1 engines so loud?

There is the obvious reason of the engine power in an F1 car, which leads to the ear-splitting noise (for some music) that it makes. Putting a muffler in an F1 car will cut down its performance and the power it generates. “There is no sound muffler on the exhaust pipe, which is the reason why it is so loud.

What kind of engines are used in NASCAR and F1?

Each engine is custom-built using the newest technology for optimized racing. NASCAR’s Car of Tomorrow uses a gasoline-powered V-8 engine. Indy and F1 cars are designed with V-6 turbo engines. Indycars use Turbo Methanol for fuel, and F1 cars use gasoline.

How does NASCAR compare to F1 and Indy cars?

It’s clear from looking at the three types of cars lined up together that NASCAR differs the most from Indy and F1 cars. While the F1 and Indy cars feature open wheels and an open cockpit, NASCAR drivers are enclosed in a sedan-styled vehicle.

Why do NASCAR cars have engines this big?

Not many cars have engines this big, but the ones that do usually generate well over 300 horsepower. The NASCAR engines have extremely radical cam profiles, which open the intake valves much earlier and keep them open longer than street cars.

Why do NASCAR cars have such radical cam profiles?

The NASCAR engines have extremely radical cam profiles, which open the intake valves much earlier and keep them open longer than street cars. This allows more air to be packed into the cylinders, especially at high speeds (see How Camshafts Work for more details).