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How do you lower hydrocarbons 87 truck?

Updated: 8/19/2019
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13y ago

Best Answer

You have to have it fixed

******

Tune /clean the carb, have a new air filter installed, add a cat to the exhaust, change the spark plug, adjust the ignition timming.

a.

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13y ago
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Q: How do you lower hydrocarbons 87 truck?
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