Originally Posted by csk
The Holley Sniper uses the cheaper parts store VW sensor, the HP & other efi use a calibrated by Holley sensor


The Sniper uses the newer 4.9 sensor whereas the HP, Dominator, Terminator use the older 4.2 sensor - maybe the newer sensor simply does not need a Holley calibration to work as expected? I assume the Terminator X would use the same sensor as the Sniper since it also uses the 4.9 sensor.