440 MAXX Aluminum Cylinder Heads
• Big Block Chrysler (B/RB)
• 240cc Intake Ports
• 84cc Combustion Chambers
• 2.19" Intake, 1.81" Exhaust Valves
• .750" Lift Mech. Flat Tappet Valve Springs
• 100% CNC'd Ports and Chambers
• Assembled, 2/pkg.
  
  
  Additional Cylinder Head Specifications
• Valve Angle: 15°
• Valve Seal Material: Viton
• Spark Plug Type: Angled
• Retainer Material: Steel
• Maximum Spring Lift: .750" Mechanical Flat Tappet or Hydraulic Roller lifter
• Through Head Oiling System
• Standard Port Locations
• Bronze Valve Guides

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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