Whats DA?
Density Altitude is not just elevation you can have high DA on a beach or low DA on a hilltop. Its referenced to the International standard atmosphere which is 1013 Hectopascals or 29.92 inches for you Keith And 15 degrees Celsius decreasing by 2 degrees per 1000 feet...As Keith said its all about mixture and why on a cold crisp clear December morning sometimes your GTI feels ace
Rumour has it Statllers 4XX eddie is at brunters this week with timing gear and a new map, if I make it there (currently dodging landslides in Corsica) I'll sneak on here what it made, think its more of a 30-130 machine though with it being FWD
Help us out a little John, what you weighing in at