I like 'em.
Just so you understand - a narrow band really has three positions: rich, stoich, and lean. That's all it's really going to tell you. Peak power is around 13.3-13.8 AFR, which is rich... I find them to be reasonably useful tools when tuning if you're not school.

22REturbo.net




1988 4Runner
22RTE core, turbocharged, megasquirted...