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how much hp does a supercharger add

Author

Rachel Fowler

Updated on August 05, 2026

This direct connection to the engine makes superchargers more powerful than turbochargers, but this also makes superchargers considerably less efficient. In the end, they are designed to produce engine power by drawing engine power. In some ways, they are like powering an air pump with another air pump.

How much HP does a Whipple add?

The industry leading Whipple Shelby GT350 system makes up to 875 (+350hp) engine horsepower and 660 (+231ft/lb) foot pound of torque on 93 octane fuel with only 9psi of boost! Nearly a 65% power gain with bolting the Whipple Supercharger with it’s unique Roval 132mm billet throttle body and high flow injectors!

Will adding a supercharger hurt my engine?

Is a supercharger or turbocharger bad for your engine? Superchargers and turbochargers are not bad for your engine. They have been used on engines since engines were originally designed. They offer the advantage of increasing engine performance.

How much HP does a blower add?

Blowers make horsepower and lots more torque than a standard engine. The amount of extra horsepower really depends on what your engine is like. On a 350 Chev, Weiand estimates an extra 100-120hp with one of its low-blow superchargers on an otherwise stock motor.

Are superchargers worth it?

Are superchargers worth the money? Superchargers do have advantages. They can increase your engine’s horsepower, and they can make your vehicle perform like it has a larger, more powerful engine under the hood. But there are disadvantages too, like increased output consumption and added engine strain.

How much does it cost to supercharge a car?

Expect to pay anywhere from $1500 to $7500 for an aftermarket supercharger kit. This will depend on the type of engine you have. You can use comparative websites to look at several prices. Some of these sites will include information from local auto parts stores as well.

How much HP does a 2.9 Whipple supercharger add?

The centerpiece of the Whipple kit was obviously the front-feed, 2.9L W175ax twin-screw supercharger. Capable of supporting 1,000 hp, it was more than enough blower for the little 4.8L.

Which is better Procharger or Whipple?

Both Procharger and Whipple offer a comparable overall power output at minimal boost settings. But, at more significant boost pressures, the Whipple produces more power owing to its bigger (71.5mm) impeller diameter – roughly 10% larger over (65mm) the procharger (65mm).

How much horsepower does a supercharger add to a 5.7 Hemi?

Experience shows HEMI supercharger kits are the best power-per-dollar option for the HEMI engine. Stock 5.7 HEMIs see horsepower increases of 120 to 145 HP, 6.1 and 6.4 HEMIs can expect 160 + HP gains. Prices range from $5,500 to $7,900 for the supercharger kit, installation and tuning services are extra.

Do you need a tune for a supercharger?

It is designed to do this. The vehicle’s computer does not require another “tune” when bolting on anything as simple as a cat-back exhaust system! Since many performance bolt-ons amount to very little, if any gains at all (we’re using test results here), your MAF meter will easily handle it.

Can you supercharge a stock motor?

Superchargers are nothing more than air pumps. In turn, the engine receives a greater amount of air (boost). As a result, a stock engine can be used with a supercharger, which makes it easy to operate and maintain.

Do supercharged cars run hot?

Yes, all superchargers “run hot.” Turbos run far hotter but still make great power.

Is supercharger safer than Turbo?

Superchargers are arguably more reliable than turbochargers. They’re easy to install and maintain. They’re louder than turbochargers—they enhance the RPMs by a considerable amount—and they’re also more common as a result.

How much HP does Turbo add?

However, how much horsepower does a turbo add? A turbo can increase an engine’s horsepower by 30 to 40 percent or about 70 to 150 HP. In the case of a supercharger with a direct connection to the engine, that can be from 50 to 100 percent.

Why do superchargers fail?

OVERFILLING – Overfilling is the most frequent cause of supercharger failure. NEVER overfill a Kenne Bell supercharger with oil. NEVER. You wouldn’t overfill your engine, rear end or trans – unless your goal is to heat up and boil the lubricant.

Do superchargers have lag?

By contrast, a supercharger has no lag; because its air pump is linked directly to the engine’s crankshaft, it’s always spinning and instantly responsive.

What are the 3 types of superchargers?

There are three main categories of superchargers for automotive use:
Centrifugal turbochargers – driven from exhaust gases.Centrifugal superchargers – driven directly by the engine via a belt-drive.Positive displacement pumps – such as the Roots, twin-screw (Lysholm), and TVS (Eaton) blowers.

Why do superchargers whine?

Superchargers are driven by a belt connected to the engine crankshaft. This means that they spin at a high rate of speed, which can create a whining noise. Another reason for the characteristic supercharger whine is because of the way air moves through them.