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xj Cherokee

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new albany

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Engine:4.0 renix inline

Ok i have a 87 xj 4.0 it makes black smoke (in idle only) replaced fuel pump distributor cap and button plugs plug wires tps cps 02 sensor stays black from suit in exhaust as well as the plugs doesn't burn oil running rich can smell gas in the exhaust whats my problem and how Do I fix it


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