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Product Description

BMF 24.5° BBC Heads

310cc Intake Ports

Own the most powerful conventional style big block chevy heads available. BMF's superior design enables your engine to produce incredible horsepower and torque numbers that were previously thought to be unobtainable using a conventional style cylinder head. Our big block Chevy heads are fully CNC ported using state-of-the-art 5 axis cnc equipment implementing our over 20 years of experience engineering power producing porting technology for the racing industry. Owning the best set of big block Chevy heads available is just one click away.

All BMF heads are fully CNC ported, not just the chamber.

  • Every Intake Port - Fully CNC Ported
  • Every Exhaust Port - Fully CNC Ported
  • Every Chamber - Fully CNC Ported


  • Sold only in pairs. Price displayed is for 1 pair
  • 310cc CNC Ported Intake Ports
  • 150cc CNC Ported Exhaust Ports
  • 119cc CNC Ported Chambers
  • A356 T-6 Virgin Aluminum Alloy
  • BMF Exclusive Valve Seat Geometry
  • Heart-Shaped Combustion Chambers
  • Raised Exhaust Ports (.625")
  • Increased Deck Thickness (.700)
  • Drilled and Tapped for Inside Head Bolts
  • Ductile Iron valve Seats
  • Bronze Alloy Valve Guides
  • Fits Standard Chevrolet Style Blocks
  • Utilizes existing BBC intake manifolds
  • Uses standard BBC header pattern
  • Uses standard BBC Rocker arms*
  • Accessory Bolt holes in stock location

Available Options for This Cylinder Head:

  • Chamber volumes from 114cc-124cc (119cc Standard)
  • Machine For Jesel Pro Series Rocker Arms
  • Copper Alloy Seats

Other Details

Flow Data:
BMF Flow Charts_BMF 310.jpg

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