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No necessarily bad. My memory is from V8's with vacuum in the high 20's (like 28) but I hear this is normal for our cars.
You want to keep the vacuum as high as possible and still maintain safe driving. There is no target.
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1992 Geo Metro, 1.0L 5spd, 435,000 miles on the original engine and trans!
- knuckles/hubs/brakes/13" wheels from a 2000 Metro
- running 175 70R13
- averaging 51.7 MPG, 56.9MPG best tank.
- self built MPGuino
- http://www.dschmidt.com/MPGuinoJBD.html
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