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  1. #1

    Join Date
    Aug 2009
    La Porte Tx

    How to check AFR with more boost

    What's the best way to check the afr when adding mods.

  2. #2
    Moderator beerdart's Avatar
    Join Date
    Aug 2006
    With an Air Fuel Ratio Gauge. Also called a Wideband O2 gauge. The most popular is made by Innovate.. Most use the LM-2 or LC-1. You will also have to add port for the sensor to be mounted.

  3. #3
    Having Fun jp1300r's Avatar
    Join Date
    Sep 2005
    You should be to drill the exhaust manifold for a o2 sensor.
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