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How much horsepower does a supercharger add to a 6.1 HEMI?

Author

Daniel Moore

Published Jan 22, 2026

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.

How much hp can I get out of a 6.1 HEMI?

6.1L Hemi-NA vs.

Upping the boost pressure with a smaller blower pulley (from 3.75 to 3.50 inches) resulted in 24 psi of boost and a jump in peak power to 1,019 hp at just 6,500 rpm.

How much horsepower does a ProCharger add to a 6.1 HEMI?

The High Output intercooled ProCharger System for 6.1L HEMI Challenger produces an industry leading power gain (160+ hp) on otherwise stock engines running high quality pump gas with just 7 PSI of intercooled boost.

How much hp can a supercharger add?

Supercharger or turbocharger

A turbocharger works with the exhaust system and can potentially give you gains of 70-150 horsepower. A supercharger is connected directly to the engine intake and could provide an extra 50-100 horsepower.

Will a Hellcat supercharger fit a 6.1 HEMI?

Hellcat supercharger adapter kit is now available for the 5.7 NON VVT and 6.1 Based engines!

36 related questions found

Is the 6.1 HEMI a good motor?

The Hemi 6.1 Engine is a reliable, well-built engine that can deliver high mileage in excess of 250 000 miles, with regular services and maintenance. The Hemi 6.1 engine was based on the 5.7-liter engine but after being put on a strict diet.

What is a 6.1 HEMI in cubic inches?

ENGINE BLOCKS AND ROTATING ASSEMBLY

If you convert the 6.1L displacement to cubic inches, it's 372. To get to this, the 6.1L HEMI engine has a 4.055-inch bore and a 3.58-inch stroke.

How much HP does a Hellcat supercharger add?

How Much Hp Does A Hellcat Supercharger Add? Every minute, the engine consumes 30,000 liters of air. Only 80 horsepower is required for driving the supercharger at its full capacity. Despite producing over 800 horsepower at 707, Hellcat has been certified by SAE as 'plug and play' to meet stringent building codes.

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 Whipple supercharger add to a 5.7 HEMI?

PCM Unlocking required on all 2015+ model year Chrysler/Dodge/Jeep vehicles. This is an all new Whipple Gen 5 3.0L Intercooled Supercharger Complete System with a W185FF blower setup for the 2015-2017 Dodge Challenger HEMI R/T 5.7L which will get you over 130+ rear wheel horsepower gain!

Can you supercharge a 6.4 Hemi?

ProCharger has increased the power levels with the Stage II Dedicated Drive System and tuner kit for the 6.4L (392) Hemi. The installation of the ProCharger Stage II supercharger can push the horsepower to 800, 900, 1,000, or even over 1,200.

What kind of supercharger is on the Hellcat?

6.2L HEMI SUPERCHARGERS

The SRT Hellcat gets a 2.4L supercharger making 11.6 pounds of boost while the SRT Demon, SRT Hellcat Redeye and Super Stock have a 2.7L supercharger that produces 14.5 pounds of boost. Both superchargers have a side-mounted throttle body with an opening diameter of 92 MM.

Is the 6.1 Hemi forged?

So yes the rods are "Forged". The pistons are Cast Hyperutectic (High Silicon Content Alloy).

Does Dodge make a 6.1 Hemi?

Production of 6.1L HEMI remained through 2010. During this period of time, this powerful Chrysler's 6.1L V8 was used in Dodge Challenger SRT-8, Charger SRT-8, Magnum SRT-8, and Jeep Grand Cherokee SRT-8. Let's take an in-depth look at the 6.1 HEMI engine design, its common problems, reliability, and longevity.

How many camshafts does a 6.1 Hemi have?

One cam in the Hemi 5.7 or the 6.1 ....

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.

Is adding a supercharger worth it?

According to professionals, a supercharger can improve an engine's performance by 50%. However, do keep in mind that it can also reduce engine's fuel efficiency by 20%.

What should I upgrade when installing a supercharger?

If you're installing a supercharger on a fuel-injected application, you may need to upgrade to larger fuel injectors and fuel rails to deliver the added fuel you may need based on BSFC (brake-specific fuel consumption).

How much horsepower does a supercharged 5.7 Hemi have?

5.7-Liter HEMI® V-8 Engine and Specs

The Mopar® 5.7-liter HEMI® V-8 crate engine will deliver 375 horsepower and 410 pound-feet of torque to the rear wheels.

What is a 6.2 Hemi?

Helping to deliver the performance you want on the road in your new SUV is a 6.2-liter HEMI® V8 engine that pushes out 710 horsepower and 645 lb-ft of torque. With horsepower and torque ratings like these, you'll have fun on the road every time you sit behind the wheel of your new 2021 Dodge Durango SRT Hellcat.

Is a 6.1 HEMI a big block?

All the 5.7/6.1/392, etc Hemis are small blocks.

What engine is srt8?

It contains a powerful 392 Hemi V8. There are 475 lbs. of torque and 485 horsepower available under a 4.5L engine. In just over four seconds it will achieve a top speed of 60 mph.

How much horsepower does a 6.4 L HEMI have?

6.4L Heavy-Duty HEMI® V8

Getting its name from the hemispherical combustion chambers found atop each cylinder head, the HEMI® uses variable-cam timing (VCT) and boasts 410 horsepower and 429 lb. -ft. of torque. It has a maximum payload of 4,050 lbs.

How many miles will a srt8 last?

I recall that 150,000 miles is the standard.