MSefi.com read only forum (Jan.15,2018)

Got it figured out.

It used to work alright with one of the preset wideband settings but now I need to manually set the voltages and afr's.

And for anybody who has a WMS wideband and so I don't need to call the manufacturer again it's 0.5v = 10:1 and 4.5v=20:1 :mrgreen:

I'm surprised none of the ...

I've actually been having the same issue lately and haven't been able to figure it out. It started just before i put the car away last year, the last time I had it out at the track. It was working fine on my way to the track and then it just stopped working after one of my passes.

It was ...

The higher the load when you go lean, the more likely you are to get detonation, and the more likely that detonation will cause damage.

At lower loads, there is very little cylinder pressure, so even if you DO get detonation, it's pretty much harmless.

My 450whp 408 windsor gets 25 MPG on the highway, cruising around 16-16.5:1. I'm looking forward to switching to megasquirt 3 in the next couple months to convert to sequential injection and COP on all 8 cylinders. I don't think it will pick up much more power but i'm hoping to get some more ...