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Status Replies posted by 2bfast
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been talking to wheatley... i going 2bar speed density tune
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Marty, speed density basically means you eliminate the mass air sensor and its duty to make the engine controls decision. I.E, timing, air flow, fuel, ect. The reason for doing this is because in boosted applications the mass air sensor can only read so much air flow at a certain RPM. After that it is guessing and im sure you know you dont want to guess when it comes to the engine controls. Therefor instead of relying on the mass air sensor the tuner will tune according to data logging and re...
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