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S197 V6 Mustang Bolt On Test

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Our testing regimen had us bouncing back and forth between 87- and91-octane pump fuel. We found no power in the higher-octane gasolineunless the engine was tuned with advanced ignition timing.
S197 V6 Mustang Bolt-On Test

 Our testing regimen had us bouncing back and forth between 87- and91-octane pump fuel. We found no power in the higher-octane gasolineunless the engine was tuned with advanced ignition timing.  View Related Article

 

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