RaceIQ M113 Stage 3 Ported Heads


Introducing RaceIQ Stage 3 ported heads for the m113 platform.

These ported and polished are made for the true street and track enthusiasts. They give your engine the room to breath and make more power throughout the RPM band.

$2000 returnable core charge must be paid when purchasing the heads unless you are sending in your head to be ported.

Must allow 2 to 4 weeks lead time.

Designed for high performance street/strip applications.

Please send emails to sales@raceiqperformance.us for purchases and more information.





Stock Power 469HP / 512TQ (Factory crank numbers, actually numbers at the wheels may vary.)
Gains – Varies according to mods.


RaceIQ Performance M113/113k ported heads


Ported Heads with rocker arm carriers and stock valves, Assembled and ready for install.

Upgrade Options – Titanium Retainers, Upgraded springs



13 Hours, that does not include assembly or removal of engine if needed.


  • Custom 5 Angle grind on factory valves
  • Maximum hand porting with flow test numbers
  • Gains throughout the power band
  • Polished chambers
  • New valve stem seals
  • Fully assembled
  • Decked for proper surface matting to block
  • Stock compression stays the same
  • Optional Titanium Valve Keepers & RIQ Valve Springs

RaceIQ Heads come with a 1 year warranty.

Additional information

Weight 40 lbs
Dimensions 36 × 36 × 12 in
Core Charge

I will ship my Heads to RaceIQ for Porting, I wish to keep my stock heads

Tit. Retainers & RIQ Valve Springs

Stock Valve Springs, RaceIQ Titanium Retainers & Valve Springs


There are no reviews yet.

Be the first to review “RaceIQ M113 Stage 3 Ported Heads”

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.

You may also like…