BBC 12° Spread Port Cylinder Heads
Race Winning Performance out of the box!

$7099.00 Complete

Notes:
1) Intake Valve: 2.400
2) Exhaust Valve: 1.900
3) Flowed @ 28in of water

Features

  • Material – A356 Primary Ingot Aluminum
    Valve Angle – 12 Degree
    Intake Ports – 415 or 470cc
    Exhaust Valve – Titanium 1.800″ to 1.900″ (1.850″ standard)
    Intake Valve – Titanium 2.400″ 2.450″ (2.450″ standard)
    Combustion Chamber – 60cc (.005 per cc flat milling, .007 per cc angle milling)
    Deck Thickness – Approx 3/4″ deck for Nitrous & Blown applications
    Spark Plugs – AR3935 or Colder Plugs
    Valve Train – Uses T&D or Jesel Shaft Mounted Rocker Systems (available through us)
    Bore Spacing – 4.840″ (Standard Big Block)
    Valve Guides – Bronze
    Valve Seats – Copper Alloy
    Intake Port Design – Pro-Stock Modified Oval Port
    Intake Manifold – Use Spread Port Tunnel Ram 187 Series
    Valve Covers – Pro-Filer PN 190 or Awesome Engines CNC Logo Covers
    Valve Springs – Up to 1.677″ Diameter (1.677″ triple standard)

Our Assembly Package Includes

  • Awesome In House 55° Special Rolled Radius Intake & Exhaust Seat Angles
  • 2.450″ Manley Titanium Intake Valves
  • 1.850″ Manley Titanium Exhaust Valves
  • Manley NexTek 1.677″ Triple Valve Springs (.920″ lift)
  • Manley 10º Titanium Retainers
  • Comp Cams 611-16 10° Machined Locks
  • U.S. Seals Viton PC Valve Stem Seals
  • Hardened Spring Cups
  • Professionally Assembled In House, Packaged & Shipped UPS or Fed-Ex

Options

  • Solid Non Water Jacketed Cylinder Heads
  • $119.00
  • Oringed w/Stainless Steel Wire
  • $199.00
  • Complete T&D Pro Series Shaft Rockers w/Spring Oilers
  • $1695.00
  • HITMAN Ported 1×4 Intake
  • $999.00
  • Match Ported Pro-Filer Tunnel Ram
  • $1599.00
  • Intake Gaskets
  • $19.99