Air fuel ratio (AFR)might not be a very glamorous topic when
it comes to performance but it’s quite useful to have a good understanding of
the subject when it comes to both power and efficiency. After all un-burnt gas
out the tailpipe doesn’t do much good for either. So this week let’s look at
AFR and what it’s all about!
When I started tuning years ago the only thing approachable was using a piggy back ECU to adjust fuel and timing on my LH fueled RWD Volvo’s. Of all the cars I put piggy back on, my 242 was my favorite and after the swap from the mechanical K-jet injection to the electronic injection of LH2.2, I was ready to start playing!
itrous oxide systems have been a part of the performance scene for many years now, but thanks (or no thanks) to the Fast & Furious franchise this staple of hot rod performance and power has been glorified to mythical status and as such has become the subject of some misunderstanding and ill-conceived information. So for this week’s article let’s delve into the realm of N2O!