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Crate Engine Builder Kit by Butler, 406-461 cu. in. Ready to Assemble, Carbureted


  • Butler Performance Stealth/Stock Appearing Engine- Carbureted
  • Choose 4.092, 4.122 (389 Block) 4.155, 4.181 Bore (400 block), or 4.181 or 4.211 (455 block)
  • Cast or Forged Crank/H-Beam Rods
  • Custom machined and ready to assemble
  • All blocks undergo the "Butler Process"
  • Builder Kits are shipped unassembled. Must be assembled by you or your shop

Please Call for Availability
Availability: Due to Popular Demand please contact us for lead time


406-461cu. in.
Starting at 375-550 HP


  • 389/400/455 Block With Main Studs, Dip Stick
  • Cast or Forged Crank
  • Eagle H-Beam Rods
  • BP Ross Pistons and Pins
  • Total Seal Rings
  • C77 Race Bearings
  • BP Billet Gears and Chains
  • Melling SD m54f Oil Pump
  • BP/COMP Hyd Roller Cam
  • Hyd Roller Lifters
  • BP Custom Pushrods 5/16 .116" Wall
  • SFI Damper
  • Comp Roller Rockers
  • BP Built Cast iron or Edelbrock 87cc Heads (pictured with Edelbrock heads with stealth option logos removed)
  • Ferrea Valves 2.11 in 1.77 ex
  • Comp Springs, Locks, Chromoly Retainers
  • Canton Oil Pan & Pickup
  • Port Matched Intake
  • BP Aluminum Valley Pan
  • Carb of choice
  • High Flow Fuel Pump
  • Flowkooler Water Pump
  • New 8 or 11 Bolt Timing Cover, Plates, and Sleeves
  • MSD Billet Distributor w/Polymer Gear, Coil, Wires
  • IMI Starter
  • Engine Paint and Valve Cover Options
  • Ready to assemble

Images show assembled with optional parts. Contact us for detailed quote for your application and specifications.


  • BP-ENGINE-KIT-406-461-CARB
  • BP-ENGINE-KIT-406-461-CARB
  • Butler Performance
  • Due to Popular Demand please contact us for lead time
  • New

Shipping Information

  • Item Requires Shipping

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