Brother of The Benz, Ron Miller
Sorry for the error.
My Tach/Dwell/Voltmeter Mdl. 92165 is from Sears too.
It has a 5" Meter with a 90 degree sweep.
I don't recall the price, but it was cheap.
Adjusting the Lmbda is simple with this meter.
Happy Trails Beep Beep from The Spiderman in Houston!!!