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Originally Posted by Jim Lembo
Scott,
DA is "Density Altitude" which is the actual altitude that the MAP sensor is seeing. When I was at Bandimere Speedway last week with Ralph P for a test and tune the DA was hovering around 9200'. The hotter and more humid it is, the higher the DA becomes. Bandimere is already at 5800', so when the temps are in the 90's the DA becomes ridiculous.
At 3% HP loss per 1000' of elevation, you figure it out! 
Most stock Z06's here are lucky to see the high 13's with an average driver. HTH Bro! 
Jimbo |
Is this what they use to get the SAE corrected numbers on the dyno as well?
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'01 QS Corsa Touring exhaust with Tiger Shark tips. LG LT Headers. Hurricane intake w/ CF HF Power Duct, L.E.D. tail lights and shorty antenna. Black Motorsports. Lowered on stock bolts. FRC TOM tuned. NCM member 36741
