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Rebuilt Crate Performance Engines
Rebuilt Crate Engines > Performance Engines > Chevy Performance Engine > Chevy 406 Mighty Mouse

Chevy 406 Mighty Mouse

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Chevy 406 Mighty Mouse with 425hp and 430 ft-lbs of torque. This engine features the following parts:

  • NEW 3.75" crank
  • NEW 5.7" I-beam rods
  • New Vortech iron heads
  • 2.02"x1.60" valves
  • GM 400 block-bored-decked-honed
  • Speed-pro 305`-.509" lift cam (CS-187R) Vortech style intake required!!

As with all our remanufactured engines, this Chevy 406 Mighty Mouse features new pistons, rings, complete gasket set, oil pump, and valvetrain installed. The block is bored and honed and new cam bearings and freeze plugs are installed. The heads are resurfaced, featuring new guides and seals, then refinished with a 3-angle valve job. Crankshafts are reground and micro polished to factory specs. Each motor is pretested for compression, oil pressure, and oil flow before leaving the factory.

Our 12 month limited warranty covers parts for 12 months unlimited mileage.

Each of our engines can be custom built to your specifications. For more information please contact us for a custom engine quote or call us at 1-800-275-7371 for immediate assistance.

NOTE: A Core Charge is required on all sales. Cores returned to Rebuilt Crate Engines must be the exact same as the engine ordered. When you return your rebuildable core to Rebuilt Crate Engine, your Core Charges will be refunded. Please note that any product history provided is for entertainment purposes only and is not indicative or representative of the product being offered on this page. Product history is provided courtesy of Wikipedia, see licence.