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Hekimian SBC Aluminum 205cc heads

Product Description

  • Sold in pairs only
  • High density composition alloy, good for Superchargers, Turbos, or NOS use, As cast
  • 205cc intake ports
  • 64cc combustion chambers
  • 270 cfm @ 28″ @ .700″ lift
  • Dual intake bolt pattern for SBC & Vortec
  • Steam holes when using a stock 400 block
  • Accessory bolt holes
  • Stainless 2.02″ intake valves, Stainless 1.60″ exhaust valves
  • Valve spring are set up to customers cam spec up to .650″ lift for roller or flat
  • Moly 10° ratainers
  • CompCams 10° locks
  • Clad / Viton  valve seals
  • Moly shims
  • Moly 7/16″ studs tall
  • Moly 5/16″ slotted guide plates
  • These heads are capable of making over 500 hp with the right combination and builder