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Mopar Hellephant Crate HEMI Engines: Models, Power and Published Prices

Mopar lists the Hellephant A30 at 1,000 hp, but the controller kit is separate and the 2023 product sheet carries a road-use warning.
Entry842 Date Time3 min MechanicCarCody Team
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Mopar’s current engine-accessories catalog lists the Hellephant A30 426 Supercharged Crate HEMI at 1,000 horsepower and a $29,995 MSRP. Its controller and wiring kit is a separate purchase, and the manufacturer’s 2023 product sheet warns that the listed engines are “Not legal on pollution-controlled vehicles or vehicles registered for highway use.” The catalog listing is current as of October 8, 2026; it does not establish a new 2026 launch or a current dealer selling price.

What HEMI crate engines does Mopar list?

Mopar’s current Engine Accessories catalog features the Hellephant A30 alongside other crate HEMIs. It gives the A30’s output and MSRP, and also lists output figures for several other engines. The catalog’s lineup text and model enumeration do not align perfectly, so it is not a reliable basis for stating a definitive total number of current offerings. Catalog details and availability can change.

For a broader model-by-model comparison, Mopar’s October 4, 2023 Direct Connection product sheet publishes the following horsepower and MSRP figures. These prices are historical listed MSRPs from that sheet, not verified present-day dealer prices.

Engine Horsepower Mopar-listed MSRP in 2023
Hellephant A30 426 Supercharged Crate HEMI 1,000 hp $29,995
Hellephant C170 6.2L Supercharged Crate HEMI 1,000 hp $25,795
Hellcrate Redeye 6.2L Supercharged Crate HEMI 807 hp $21,807
Hellcrate 6.2L Supercharged Crate HEMI 717 hp $17,925
392 Crate HEMI 485 hp $9,600
345 Crate HEMI 383 hp $7,495

Source for every figure in this table: Mopar’s 2023 Direct Connection Crate HEMI Product Sheet. The current catalog separately calls out the A30 at 1,000 hp and $29,995 MSRP; that is a current catalog listing, not confirmation of a dealer’s checkout price.

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#1 Best Overall
BluePrint Engines, Compatible with Chrysler Hemi 426 c.i. ProSeries Engine - 610 HP - Base Dressed - Fuel Injected
  • Horsepower & Torque: 610 HP / 525 FT LBS Cylinder Heads: Gen III Hemi Apache Aluminum Cylinder Heads Compression Ratio: 10.48:1 Camshaft: Hydraulic Roller Cam - .610 Intake/ .611 Exhaust Lift and 231 Intake/ 255 Exhaust Duration @ .050-113 Degrees LSA Pistons: Forged Crankshaft: Forged Steel Crank - 4.050" Stroke and Forged 6.125" Connecting Rods

How the Hellephant A30 compares

The A30’s 1,000 hp puts it above the 807-hp Hellcrate Redeye in Mopar’s 2023 sheet. Mopar’s 2022 Direct Connection catalog describes the Hellephant 426 as producing 950 lb-ft, with 426 cubic inches, a 4.125-inch bore and a 4.0-inch stroke. Those specifications are from the 2022 catalog and should not be treated as a newly verified 2026 specification.

The current catalog also lists the Hellcrate Redeye at 807 hp and 717 lb-ft, a 6.2L supercharged crate HEMI at 707 hp and 650 lb-ft, and a 6.4L HEMI at 485 hp and 475 lb-ft. The 707-hp figure differs from the 717-hp Hellcrate figure in Mopar’s 2023 sheet; check the exact engine designation and current product details rather than treating those listings as interchangeable.

The controller kit is a separate item

The engine is not the complete conversion package. Mopar’s eStore lists Hellephant 426 SC Crate HEMI Non-E.O. Engine Kit, part 77072500AE, as a separate controller and wiring kit for the A30, and explicitly says the engine is sold separately. At the time the eStore page was accessed on October 8, 2026, it showed a $2,795 MSRP; verify current price and whether a newer part number has superseded it before ordering.

The eStore listing identifies these kit components:

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Rank #3
504371404 Complete New Engine, Replaces OEM Part Number 84197595
  • Replaces Number(s): 504371404, 84197595
  • OEM Numbers Are Provided for Reference Only. Please Verify Fit Prior To Ordering.
  • Please Note: Some Listings Use Stock Images for Reference and May Differ from the Actual Product.
  • This Aftermarket Part Is Made to Meet or Exceed Manufacturer (OEM) Specifications.
  • All OEM part numbers and logos are to be used for identification purposes only.
  • Crate-engine wiring and power distribution center kit
  • PCM
  • Wideband oxygen sensors
  • Ground jumper
  • Accelerator pedal
  • Intake duct
  • Charge-air temperature sensor
  • CAN bus interface device
  • Fuel-pump control module
  • Instruction sheet

The eStore states that the kit has a 3-year/100,000-mile powertrain limited parts-exchange warranty only when the controller kit is purchased on the same invoice as the engine; it also says failure to show proof of the installation kit voids that warranty. Confirm the live listing’s full terms with Mopar before relying on coverage.

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Check the road-use warning before planning a build

Mopar’s 2023 product sheet states: “Not legal on pollution-controlled vehicles or vehicles registered for highway use.” That is the manufacturer’s warning on the listed engines; it is not a complete determination of what is legal for every vehicle, configuration or jurisdiction. Check the rules that apply to your build, registration and location before buying or installing an engine.

Rank #4
Chevrolet Performance 19355722 Crate Engine
  • Package Dimensions: 43.5" (L) x 34.38" (W) x 31.38" (H)
  • Package Weight: 485.0 lbs
  • Package Quantity: 1
  • Country Of Origin: China

What to verify before buying

These are specialist, high-cost performance components. The published catalog and parts listing do not provide a complete compatibility matrix for every vehicle and build, nor do they establish current dealer inventory.

Quick Recap

Bestseller No. 3
504371404 Complete New Engine, Replaces OEM Part Number 84197595
504371404 Complete New Engine, Replaces OEM Part Number 84197595
Replaces Number(s): 504371404, 84197595; OEM Numbers Are Provided for Reference Only. Please Verify Fit Prior To Ordering.
$21,902.38
Bestseller No. 4
Chevrolet Performance 19355722 Crate Engine
Chevrolet Performance 19355722 Crate Engine
Package Dimensions: 43.5" (L) x 34.38" (W) x 31.38" (H); Package Weight: 485.0 lbs; Package Quantity: 1
$21,563.03
  • Ask a Mopar dealer or qualified installer to confirm present price, stock and the exact engine and kit part numbers.
  • Confirm that the controller kit and engine suit the intended vehicle and build, and identify any additional parts or modifications needed. Mopar’s kit contents are not a guarantee that every installation requirement is covered.
  • Check emissions, road-use and registration rules for the vehicle’s jurisdiction before purchase.
  • Do not assume the engine or kit is available through a particular marketplace; the cited Mopar listings do not establish Amazon stock or retailer-program eligibility.

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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