1500 Horsepower 3.8 Whipple Supercharged 426 Demon Crate Engine by MMX

Weight:800.0 lbs
Price: $34,995.00
**Please check local and State laws for emissions compliance before purchasing this product**
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1500 HP 3.8 Whipple Supercharged 426 Demon Crate Engine by MMX!

Here at MMX we decided to make a crate engine that is a step above the factory offerings, and even our own 3.0 Whipple Demon Crate Engine. This Engine is capable of supporting 1500 Crank HP right out of the box!

  • NEW OEM Demon Block 
  • MMX Premium Alloy 4140 Billet Main Caps 
  • MMX 426CI 1500HP Stroker Kit (9.8:1 Compression Ratio) (Callies 4.00 or 4.050 Stroke Crank Depending on Inventory) 
  • ARP Main Studs 
  • Ported OEM Demon Cylinder Heads with Inconel Exhaust Valves, PSI 1516 Valve Spring Package, Tool Steel Retainers. 
  • ARP Head Studs 
  • Cometic SEG O- Ring Head Gaskets
  • MMX Custom Camshaft with VVT Lock Kit, MMX/ARP Camshaft Bolt 
  • Manton 11/32 .120 Wall Pushrods  
  • 3.8 Whipple Supercharger with Billet Fuel Rails 
  • High Capacity Intercooler for 3.8 Whipple Supercharger 
  • 130MM Whipple Throttle Body 
  • MMX Max Effort 15% OD/UD Balancer 
  • High Performance Spark Plug Set 
  • Metco Billet Idler Kit 
Important Notes: 
  • If used in an OEM Hellcat Platform vehicle, you will need to transfer 3 MAP sensors from your OEM supercharger. If used in a Hot Rod Engine swap application, you will need to purchase 3 OEM Hellcat MAP sensors compatable with the engine management being used. 
  • Does not include injectors. Consult your tuner with power goals before purchasing aftermarket fuel injectors 
  • Does not Include Ignition Coils 
  • This Product is Built to Order and Carries a 6-8 Week Lead time 
Shipping Notification:
A custom quote is required for ALL residential shipping addresses. Please call 276.666.1934 to speak one of our sales techs. Thank you.

Financing Notification:
We do not offer Affirm financing for our HEMI engines. Please call with any questions you might have concerning this topic. Thank you.

2015 - 2023 Dodge Challenger Hellcat
2015 - 2023 Dodge Charger Hellcat
Restomod HEMI Swap's 
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Sales Tax:  Sales tax at Modern Muscle Xtreme (MMX) and its subsidiaries is based on State and local requirements. For more information, please reference our Sales Tax Policy page.
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