Throttle Body Fuel Injection 02 Sensor
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Back under the truck, it’s time to install the wide band oxygen, or O2, sensor. Holley provides a weld-in bung to be installed as close to the engine as possible. If your truck has catalytic converters, this will need to be installed between the engine and the cats. First, a 7/8-inch hole was drilled at a downward angle on the passenger-side exhaust pipe... View Related Article
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