Underdrive Crankshaft Pulley – Porsche Boxster/Cayman

The lightweight underdrive pulley is made from 6061-T6 aluminum. Provides improved power and torque by reducing drag from the power steering pump, air conditioning, water pump, and alternator. Outer diameter of the pulley: 123 mm (measured from rib to rib). Porsche part number: 99610211563. Manufacturer: OEM / Original Equipment Quality.

• Porsche Boxster 986 2.5L 1997-99
• Porsche Boxster 986 2.7L 1999-02
• Porsche Boxster S 986 3.2L 1999-02
• Porsche Boxster 986 2.7L 2003-04
• Porsche Boxster S 986 3.2L 2003-04
• Porsche Boxster 987 2.7L 2005-08/08
• Porsche Boxster 987 S 3.2/3.4L 2005-08/08
• Porsche Cayman 2.7L 987C 2006-08
• Porsche Cayman S 3.4L 987C 2005-08

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