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  Home > Cylinder Heads > Air Flow Research Cylinder Heads > Chevrolet - Big Block > Chevrolet - Big Block 24° - Oval Port >

AFR Cylinder Heads_Chevrolet_Big Block_24°_265cc_Oval Port_109cc_Assembled_Solid Roller
AFR Cylinder Heads

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Price $2,670.00


Product Code: AFR-3620

Description Technical Specs
 


AFR 265cc as cast heads are the cost effective performance choice over re-worked factory heads. They feature partially CNC ported intake, exhaust and chambers, A356 aluminum castings and high quality components throughout. Recommended for street, towing, or street/strip engines with displacements up to 468 cubic inches, operating up to 6200 RPM. Also available with 100% CNC chambers for increased airflow. Component upgrades and machining options are available to customize AFR Heads to your specific build. AFR heads are available bare (without parts), call our tech line for details

  • 265cc CNC Ported Intake Runners
  • A356 Aluminum
  • 11/32 Bronze Valve guides
  • 5 angle valve job
  • Precision CNC machining
  • Multiple spring options


Assembled heads feature:
  • 11/32 Intake Valves
  • 11/32 Nail Head Exhaust Valves
  • PAC Racing Valve Springs
  • 7/16 ARP Rocker Studs
  • 3/8 Adjustable guide plates


www.P65Warnings.ca.gov
Flow Chart

Flow Data: cfm @ 28 inches of Water
Lift .200 .300 .400 .500 .550 .600 .650
Intake 154 218 278 323 339 347 354
Exhaust 127 164 200 230 250 255 260


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