What is compound turbocharging?

What is compound turbocharging?

Compound turbo systems are most common in OEM diesel applications to provide vehicle owners with response, power, and fuel economy. This is accomplished by a small turbo providing low RPM response with a larger turbo producing power at high RPMs and simultaneously the two turbos operate as one throughout the RPM range.

Are compound turbos good?

The primary benefits of compound systems are great low-end torque, strong mid-range and exceptional top-end performance. This is because a small (high-pressure) turbo is utilized to get things started at lower rpm, while a larger (atmosphere, or low-pressure) unit takes over at higher rpm.

Which is better twin-turbo or compound turbo?

A properly engineered Compound/Twin Turbo Kit, will translate into much more horsepower, much lower EGT’s, better fuel mileage, a much broader RPM range (quick spool up, with huge high end WOT potential), and, overall, a much more drivable, high performance truck.

Are compound turbos legal?

Are Compound Turbos Legal? In Los Angeles, California, turbos are illegal modifications, which is why many of them are not approved under California’s Vehicle Code Section 27156.

Are compound turbos good for daily driving?

The only down side to the 1.10 housing is the ability to push the turbo out of its map at higher rpms. For a daily driver that rarely sees over 3500 rpms I would say the 1.10 is a good choice, spool fast and great for towing.

Do compound turbos spool faster?

compound turbos will spool up faster than a single turbo because you have so much airflow thru them even when they are spinning slow.

What is compound boost?

Compound boost is a term that is quite common outside the Mustang world. The typical compound boost setup is to have one turbocharger-usually a large one-blowing into a smaller turbo, much like the latest 6.4L Power Stroke. It helps generate serious low-end torque and still breathes easily upstairs.

Are turbos CARB legal?

Sacramento, California, April 1, 2018 – In a surprise announcement this morning, the California Air Resources Board (CARB), long known as the emissions watchdog in both the OEM and aftermarket arenas, released an Executive Order stating that effective April 1, 2019, all forms of turbocharging on gasoline engines will …