NRE Roots Blown Mopar HEMI 572 | Hot Rod Series | 1,050–1,150 HP

The NRE Roots Blown Mopar HEMI 572 is a high-performance, all-aluminum blown HEMI engineered for enthusiasts who want the ultimate street and track experience. Producing 1,050 horsepower on pump gas and 1,150 horsepower on E85, this engine delivers the instant throttle response, signature blower sound, and massive torque only a roots-style supercharger can provide. With a flat torque curve and revving capability up to 7,000 RPM, it’s a perfect turnkey engine for hot rods, custom builds, or extreme Mopar projects.

Performance & Driving Experience

This roots-blown HEMI offers street-friendly drivability and track-level performance in one package. The low compression and advanced valvetrain allow for a smooth, controllable street engine that is capable of putting miles on the road without compromise. With a throttle response and sound that are instantly addictive, it embodies the classic hot rod experience with modern reliability.

Engine Block & Rotating Assembly

Block

• Indy Max 10.2 Aluminum, 4.5″ bore

Rotating Assembly

• Callies Magnum 4340 forged 4.5″ stroke crankshaft

• Oliver Billet 7.100″ connecting rods

• JE forged pistons with 9:1 compression ratio

• Hell Fire piston rings

• Clevite H Series engine bearings

The fully forged rotating assembly is engineered to handle the extreme forces of a roots blower, ensuring reliability under street and track conditions.

Cylinder Heads & Valvetrain

• Indy 1 RA aluminum cylinder heads, 500 CFM airflow

• Custom mechanical roller cam

• Indy shaft rockers, .145 wall pushrods

• Hydraulic or mechanical lifters depending on build

This valvetrain setup provides high RPM reliability, responsive throttle, and a flat torque curve, essential for both street cruising and high-performance runs.

Induction & Supercharging

• Indy intake manifold

• Blower Shop Billet 12-71 roots supercharger with twin-carb adapter

• Holley HP blower carbs 850 CFM

The roots-style supercharger and carburetor setup delivers instant boost, massive low-end torque, and the signature hot rod sound. It’s tuned to provide both street-friendly manners and track-capable performance.

Fuel, Ignition & Supporting Systems

• Holley HP blower carburetors, 850 CFM

• Crank trigger ignition system

• Cometic head gaskets

• ARP fasteners

• SFI-approved ATI harmonic damper

This fully integrated system ensures reliable fuel delivery, precise ignition timing, and durability under extreme horsepower loads.

Oil & Auxiliary Systems

• Milodon high-capacity oil system

• Indy cast aluminum valve covers

The oiling system and quality accessories provide reliable lubrication and cooling for sustained performance, while the billet valve covers add a professional, show-ready finish.

Specifications

• Engine Type: Roots Blown Small Block Mopar HEMI

• Displacement: 572 cubic inches

• Horsepower: 1,050 HP (pump gas) / 1,150 HP (E85)

• Torque: Flat torque curve, massive low-end

• Rev Limit: 7,000 RPM

• Compression Ratio: 9:1

• Camshaft: Custom mechanical roller cam

• Cylinder Heads: Indy 1 RA aluminum, 500 CFM

• Supercharger: Blower Shop 12-71 roots

• Fuel System: Holley HP blower carbs, 850 CFM

• Ignition: Crank trigger

• Intake Manifold: Indy

• Oil System: Milodon high-volume oil pan

• Harmonic Damper: SFI-approved ATI

• Valve Covers: Indy cast aluminum

• Series: Hot Rod Series

• Build Type: Turnkey roots-blown Mopar HEMI