Who needs a tach? I have my ear.
An A below middle C is 6600 rpm. Progressing down the scale:
G# is 6230
G is 5880
F# is 5550
F is 5240
E is 4945
D# is 4670
D is 4400
C# is 4160
C is 3925
B is 3705
A# is 3500
A is 3300
96 GL Zetec ATX, white with pinstripe, nickname " Sam Smooth " mods so far: CTA intake with homemade heat shield, KVR drilled front rotors & carbon pads w/ 500° fluid planned mods: exhaust (want to keep it quiet), e-ram (awaiting installation), diablo chip involuntary mods: compression increased after head gasket failure
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