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Learning Center

Bosch Numbering System

Bosch Numbering System Read More

Plug Torque Settings

It is essential to tighten a spark plug to the specified turning angle or torque setting... Read More

What Effect do Fuel Additives and Injector Cleaners Have on Oxygen Sensors?

Will injector cleaners or fuel additives harm oxygen sensors? Read More

How do I Test an Oxygen Sensor?

How do I test an oxygen sensors performance to know if it needs to be replaced? Read More

Why Do Some Bosch Oxygen Sensor Threads Appear "Burnt"?

To ensure quality, Bosch factory tests each oxygen sensor in simulated exhaust gas... Read More

Heat Range Conversion Chart

Heat Range Conversion Chart Read More

How Do I Get Bosch Stickers?

Bosch stickers are available on our site... Read More

How Do I Order a Bosch Catalog?

Bosch catalogs may be available on this site... Read More

Engine Displacement Conversion Chart

Engine Displacement Conversion Chart Read More

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