Bill's Isuzuperformance; Dyno Testing and Comparison of Headers for 90-91 1.6 liter DOHC Isuzu and Geo Storm Cars


Dyno Chart Showing All Four Header Performance Results

Baseline Numbers

The Pacesetter Header

The Stan's Headers Brand Header


The Final Word

Daryl and Matt at Mustang Muscle Performance and Dyno Service have stated that they are more than happy to discuss their testing and equipment with anyone who has any questions, and they are more than happy to help if you want to dyno test your own car at their facility. They can be reached at:

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