Chevy Big Block BBC Aluminum Cylinder Head - 396 427 402 454 502 -320cc

$590.00
per 

Suitable For set 2 heads
  • 396
  • 402
  • 427
  • 454 
  • 502

Technical Data

  • Intake: 320cc
  • Exhaust: 128cc
  • Chambers: 115cc
  • Stud Base Thread Drilled: .44"
  • Plug:
    • Angle  
  • Valve Guides: Bronze Manganese
  • Valve 3 Angle Job 
  • Suitable Valve Details
    • Intake Valves: 2.25"
    • Exhaust Valves: 1.88"
    • Valve Stem Diameter: 11/32" / 0.3415"
Complete Heads:
    • Valves: Stainless Steel
      • Height: Standard + .100"
    • Spring including dampener
      • CFM Intake Long Runner at .600 320.6 CFM
      • CFM Intake Short Runner at .600 317.0 CFM
      • CFM Exhaust at .600 232.9 CFM
      • the bbc  heads for hydralic roller cams fitted
      • with double springs and the damper
      • available for $990 with shipping
      • max lift

Brand

Intake Lift

Intake CFM

  Exhaust Lift

Exhaust CFM

 

0.1004

67.9

0.1006

51.9

 

0.2003

137.4

0.2005

114.0

 

0.3000

204.2

0.2999

152.3

 

0.4007

247.9

0.4002

176.7

 

0.5000

291.4

0.5010

195.3

 

0.6003

321.8

0.6004

207.1

 

0.7002

347.0

0.7001

215.2

 

0.8006

367.2

0.8004

221.9


    QCH

    Disclaimer: Quantico Cylinder Heads Inc. is in no way affiliated with any OEM manufacturer. All OEM part numbers and logos are used for identification purposes only. Please inspect the parts that you ordered before installation.