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331 CID Heads/Cam/Intake Race Fox Body Mustang Dyno. How Much Will it Make?

Created by Jay Walling
Last Updated 10/20/2021

LMR's company-owned 1993 GT is a corner-carving machine! We were able to put this potent Fox up on the dyno to test its powerplant.

Viewing this install and using the information shared is subject to the terms set forth here - View the LMR Install Instructions Disclaimer.

FOLLOW: fox body , 79 93 mustang , dyno , gt

331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?  - 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?

For this dyno article, we will be covering our company's 1993 GT road race Mustang. This highly modified machine is purposely built for taking the corners like it is riding on rails. Check out below for more pics, dyno technical data, and of course, the dyno results!

Also, check out our Fox Body Project Cars to learn more about other builds we have completed here at LMR.


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  • 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?  - 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?
  • 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?  - 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?
  • 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?  - 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?
  • 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?  - 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?
  • 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?  - 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?

Dyno Technical Data

  • 331 CID Short Block
  • TrickFlow 11R Cylinder Heads 170cc Intake Runner 53cc Combustion Chamber
  • TrickFlow TrackHeat Intake Manifold 1500-6500 RPM Band
  • TrickFlow Stage 2 Camshaft 0.542" Intake/0.563" Exhaust
  • 70mm Throttle Body
  • Anderson 4" Power Pipe
  • Pro-M Mass Air Meter
  • 30lb Injectors
  • BBK Shorty Headers
  • Bassani Off-Road X-Pipe
  • Flowmaster Mufflers
  • T5 Transmission So Dyno Pull Will Be Made In 4th Gear (1:1 ratio)
  • Aluminum Driveshaft
  • 3.73 Rear-End Gears
  • 17" SVE Tri-Bar 93 Cobra R Style Wheel
  • 93 Octane Fuel

Dyno Results

331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?  - 331 CID H/C/I Fox Body Mustang Dyno. How Much Will it Make?

Here are the results! Our 1993 Race Fox made a respectable 356 RWHP at 5200 RPM and 380 RWTQ at 4600 RPM. From past experience of driving this car, you can say it's like a go-kart on steroids! This setup has plenty of power coming out of the turns to overtake anyone on the track with you. We hope this dyno gave you some more insight into just what our LMR projects are capable of. Shop our featured 1979-1993 Mustang Performance Parts below!



About the Video

Race Fox Dyno

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