Ford Modular 4.6 & 5.4 Cylinder Head Porting

Send in your 4.6 or 5.4 SOHC, DOHC or 3 Valve cylinder heads and have the Ford Modular World record Holders do their magic. The Worlds fastest Mustangs rely on MMR cylinder head porting to put them in the winners circle and now, you can too!

MMR can send you shipping boxes and return labels to make this a very simple process. simply click the option below!

All 4 levels get you fully hand ported intake, exhaust ports and combustion chambers along with upgraded valve seals and a competition valve job! Assembly and dis-assembly are also included (please remove your cams, cam caps, lifters and rocker arms prior to shipping to MMR)

Gain up to 95HP with the stages available listed below. HP gains will vary depending on N/A or Forced induction.

Price is per pair (QTY 2 heads)
  • Model: PORTING
  • Manufactured by: MMR


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Additional Options & Upgrades

Cylinder Head Options

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