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vacuum gage reading
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  1. Engine
    I'm getting a reading between 10 1/2 and 11 1/2 degrees at 875 RPM idle (warm). My cam has 244 degrees duration and 112 degrees lobe separation. All ports closed except for Power Brake booster and PCV. Idle varies +/- 20 around this reading. Would like an opinion if that's an acceptable...
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