So the new cars adapt to different octane gas by means of the ECM changing the ignition timing and perhaps even the variable valve timing and do create more effective HP on higher octane fuel.Originally Posted by Edward Weber
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So the new cars adapt to different octane gas by means of the ECM changing the ignition timing and perhaps even the variable valve timing and do create more effective HP on higher octane fuel.
Retired Guy- Central Iowa.HVAC/R , Cloudray Galvo Fiber , -Windows 10
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