Thread: AFR reading
View Single Post
Old 02-18-2009, 04:27 PM   #3
QWKSNKE
3v's are slow
 
QWKSNKE's Avatar
 
Join Date: Dec 2004
Location: Here and There
Posts: 17,152
Quote:
Originally Posted by tacbear View Post
Should idle and cruise at 14.5-14.8. 11.7 is just right for WOT on a supercharged/turbo car, but very rich on a N/A car.
+1..
On nitrous should be around 12:1 or so and n/a you want between 13.1-13.7 depending on what the car likes.
Also you typically you want to measure a/f in 4th gear. This is because that is where your accurate load values are
__________________
2009 Porsche Carrera S
2008 ///AMG C63.. Eurocharge Tune. RIP
2019 AMG GLC43..wife's
03 F250 SD.. Edge Evo, AFE Stage 1 CAI
08 GT. JBA axle back, FRPP springs, FRPP swaybars.. daughter's
01 Cobra vert... wife's

I need a new toy
QWKSNKE is online now   Reply With Quote