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How to Replace the Alternator Pulley

Model: (Various brands) Various
Part: Alternator

To replace the alternator pulley, you need to use a specific kit following the steps outlined below. Once the alternator is removed, secure it in a vice to hold it stable. To remove the pulley, you must use a specific kit that includes a torque wrench and another tool known as a 'multi-spline' key. Insert the torque wrench into the pulley to lock the main pin, while the 'multi-spline' key should be inserted into the friction pulley to hold it in place. Thus, use the torque wrench to secure the pin and the 'multi-spline' key to release the pulley.

Updated on 24 June 2026 by ScegliAuto

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