Small Block Chevy
> 18* "Monster" Series
> 15* "Monster" Series
> 13* 2300 Series
> 12* 1200 Twisted Series
> 13* All Pro Super Late Model
> RFD Symmetrical Port
> Dart "Little Chief"
> SB2.2
> GM Splayed Valve

Big Block Chevy
> 24* RFD Victor
> 24* RFD Victor PRO
> 24* Dart Pro-1 380
> Brodix BB-4 Raised Runner
> 18* RFD Victor
> 14* Dart Big Chief Oval
> 11* Dart Big Chief Oval
> DRCE Pro Stock & Comp Elim.
> 5" Bore Space

Ford
> 4.6 2V PI
> Trick Flow, High Port
> C460 Drag & Pull
> E460 Ford NHRA Pro Stock
> 1600 Kent Formula Ford
> Edelbrock Victor / Glidden 2

Mopar
> W8
> W9-RP

Other Available
> Brodix BB-2, BB-3
> Brodix 1200 Series
> Brodix 18* Small Block
> Dart 18* Big Chief
> GM 18*
> GM LS Series
RFD Cylinder Head - COMING SOON 5" bore space


Description:

More information is coming soon, .. but we are in heavey development of a port design using the Sonny's 5" bore space symmetrical port head. It's getting the entire treatment, wet flow, dry flow and CFD modeling and dyno.

Should be ready in a few months

  • 4.75" bore / chamber
  • 2.55" or 2.6" intake valve, 1.94" ex
  • Flow over 600 cfm
  • Intake runners from 530 cc to 580cc
  • 5x16 valve angles
  • Starting at $9200 complete.



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