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| RFD Cylinder Head - SBC 13º Symmetrical Port |
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Symmetrical Port Super Power !!
New port designs for big inch small block Chevys, N/A or Power adder, circle track or drag, .. we have a port design just for the application. Newly designed from the ground up for max power it solves typical cooling problems that plague most big power small blocks.
The new circle track version of this head has highly efficient oval intake ports with great airspeed for killer acceleration off the corners. Both cast intake and injected versions available,
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Specifications:
> A 356 T-6 Aluminum
>Even cooling solves head gasket issues
> Uses conventional SBC blocks
>Several port designs flow 450+cfm
> Ports from 285cc to 320cc
>Cast, sheet metal or Billet intakes
>Highly efficient combustion chambers
>Steam evacuation in intake face
>Best port design & power
>2.2"or 2.23" intake valves and 1.6" exhaust
>Iron or optional Copper Alloy seats
>50cc chamber
>T&D .775" offset rockers required
> starting at $5200 bare.
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