Originally Posted by
tony66
on the surface it would appear so
does it run closed loop for normal running? something could be happening there
but its a fair bit of difference
its on the standard ford rs2000 ecu,so im not sure tbh im not very clued up on this area,but at cruise im 15-15.5 which ive read is normal and fine.
basically i fitted the viper thinking as its enclosed and a cone it would provide more air but looking at my afr it doesn't look that way,if i find out the airbox is better it'll be going straight back on no doubt.