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Belts All Types
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Pulley outer diameter: 123mm (measured from ribs to ribs)
FITMENT GUIDE:
Porsche 986 Boxster:
1997-1999 2.5L H6
2000-2004 2.7L H6
2000-2004 S 3.2L H6
986 Spec Boxster Legal
Porsche 987 Boxster / Cayman
2005- 2.7L H6
2005-2006 3.2L H6
2007- 3.4L H6
Porsche 996 / 997
1999 3.4L H6 NA
2001-2004 3.6L H6 NA
2005- 3.6L H6 NA
Will not work on 3.8L (S) or Turbo models
For INSTALLATION GUIDE CLICK HERE
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3609001601-AC
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
FITMENT GUIDE:
Porsche 986 Boxster:
1997-1999 2.5L H6
2000-2004 2.7L H6
2000-2004 S 3.2L H6
986 Spec Boxster Legal
Porsche 987 Boxster / Cayman
2005- 2.7L H6
2005-2006 3.2L H6
2007- 3.4L H6
Porsche 996 / 997
1999 3.4L H6 NA
2001-2004 3.6L H6 NA
2005- 3.6L H6 NA
Will not work on 3.8L (S) or Turbo models
For INSTALLATION GUIDE CLICK HERE
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3609001601-NO-AC
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 996 Carrera 3.4L / 3.6L 1997-05 Tiptronic gearbox
Porsche 997.1 Carrera 3.6L 2005-08 Tiptronic gearbox
Porsche 986 Boxster 2.5L 2.7L / 3.2L 1997-04 Manual & Tiptronic gearbox
Porsche 987.1 Boxster 2.7L / 3.2L / 3.4L 2005-08 Tiptronic gearbox
Porsche 987C.1 Cayman 2.7L / 3.4L 2005-08 Tiptronic gearbox
Click 'Zoom in' for large parts diagram.
Diagram ref No 15
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610211856
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 996 Carrera 3.4L / 3.6L 1997-05 Tiptronic gearbox
Porsche 997.1 Carrera 3.6L 2005-08 Tiptronic gearbox
Porsche 986 Boxster 2.5L 2.7L / 3.2L 1997-04 Manual & Tiptronic gearbox
Porsche 987.1 Boxster 2.7L / 3.2L / 3.4L 2005-08 Tiptronic gearbox
Porsche 987C.1 Cayman 2.7L / 3.4L 2005-08 Tiptronic gearbox
Click 'Zoom in' for large parts diagram.
Diagram ref No 15
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610211856
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 996 Carrera 3.4L / 3.6L 1997-05 Tiptronic gearbox
Porsche 997.1 Carrera 3.6L 2005-08 Tiptronic gearbox
Porsche 986 Boxster 2.5L / 2.7L / 3.2L 1997-04 Manual & Tiptronic gearbox
Porsche 987.1 Boxster 2.7L / 3.2L /3.4L 2005-08 Tiptronic gearbox
Porsche 987C.1 Cayman 2.7L / 3.4L 2005-08 Tiptronic
Click 'Zoom in' for large parts diagram.
Diagram ref No 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610211958
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Also referred to as a relay roller or deflection roller, responsible for guiding and maintaining proper routing and tension of the accessory drive belt system.
Fits:
Porsche 996 Carrera 3.4L / 3.6L 1997 - 2005 Tiptronic gearbox
Porsche 997.1 Carrera 3.6L 2005 - 2008 Tiptronic gearbox
Porsche 986 Boxster 2.5L / 2.7L / 3.2L 1997 - 2004 Manual & Tiptronic gearbox
Porsche 987.1 Boxster 2.7L / 3.2L /3.4L 2005 - 2008 Tiptronic gearbox
Porsche 987C.1 Cayman 2.7L / 3.4L 2005 - 2008 Tiptronic
Diagram ref No 12
The idler pulley supports the accessory drive belt, helping to:
• Maintain proper belt routing and tension, preventing slipping and reducing premature wear.
• Guide the belt around engine accessories such as the alternator, power steering pump, A/C compressor, and water pump.
• Ensure smooth operation of components driven by the belt for optimal engine performance.
If the idler pulley wears out or the bearing fails, you may hear squealing, chirping, or grinding noises, see uneven belt wear, or experience belt misalignment - indicators it’s time for replacement.
A worn or failing idler pulley can cause the drive belt to slip, misalign, or break, which can in turn disrupt power to critical engine accessories. Symptoms include belt noise, squealing, or loss of accessory function (e.g., A/C, alternator charging), potentially leading to more costly repairs if ignored. Replacing it with an OE Match pulley ensures proper belt tension and routing, helping keep your engine’s accessory systems functioning smoothly.
Replace the idler pulley if you notice any of the following:
• Squealing, chirping, or grinding noises from the belt area
• Visible belt misalignment or excessive wear
• Pulley bearing play or rough rotation to the touch
• Cracks or deterioration of the pulley surface
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610211958
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 986 Boxster 2.7L / 3.2L / 3.4L Manual or Tiptronic gearbox
Porsche 996 Carrera 3.4L / 3.6L 1997-05 Tiptronic gearbox
Porsche 997.1 Carrera 3.6L 2005-08 Tiptronic gearbox
Porsche 987.1 Boxster 2.7L / 3.2L / 3.4L 2005-08 Tiptronic gearbox
Porsche 987C.1 Cayman 2.7L / 3.4L 2005-08 Tiptronic gearbox
Click 'Zoom in' for the large parts diagram.
Diagram ref No 8
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610211757
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 986 Boxster 2.7L / 3.2L / 3.4L Manual or Tiptronic gearbox
Porsche 996 Carrera 3.4L / 3.6L 1997-05 Tiptronic gearbox
Porsche 997.1 Carrera 3.6L 2005-08 Tiptronic gearbox
Porsche 987.1 Boxster 2.7L / 3.2L / 3.4L 2005-08 Tiptronic gearbox
Porsche 987C.1 Cayman 2.7L / 3.4L 2005-08 Tiptronic gearbox
Click 'Zoom in' for the large parts diagram.
Diagram ref No 8
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610211757
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Lightweight Under drive Pulley is made from 6061-T6 aluminium. Offers improved HP & TQ by reducing drag from the power steering pump, A/C, water pump and alternator.
Pulley outer diameter: 123mm (measured from ribs to ribs)
Increase your engine output by reducing the draw of the engine's ancillaries ie the power steering pump, Air Conditioning, water pump and alternator by slowing them down and reducing the horsepower they use.
Underdrive pulley is one of the cheapest returns for the money spent when it comes to actual performance and horsepower gains for track and street use cars.
Installation tool (wrench) included, new OEM crankshaft pulley bolt is recommended but not included with this product.
Note: In order to accommodate the smaller diameter pulley, the timing boss on the engine case
must be shortened using die grinder or similar tool (see link for instructions below).
Replacement Pulley for Original Porsche parts No. 99610211563
Fits:
Porsche 996 3.4L
Porsche 996 3.6L
Porsche 997 3.6L
Porsche Boxster 986
Porsche Boxster 987
Porsche Cayman 987C
**Please note you will need a new shorter Pully Belt which you can purchase from us.
99610215199/1
Under drive pulley w/ air conditioning - 2100mm
99610215198/1
Under drive pulley w/o air conditioning - 1905mm
Underderive Pulley Installation Instructions - CLICK HERE
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3609001601
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 996 Carrera
Porsche 986 Boxster
Porsche 997 Carrera MKI
Porsche 987 Boxster MKI
Porsche 987C Cayman MKI
Click 'Zoom in' for large parts diagram.
Diagram ref no 27
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610215168
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 996 Carrera
Porsche 986 Boxster
Porsche 997 Carrera MKI
Porsche 987 Boxster MKI
Porsche 987C Cayman MKI
Click 'Zoom in' for large parts diagram.
Diagram ref no 27
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610215168
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 996 Carrera
Porsche 986 Boxster
Porsche 997 Carrera MKI
Porsche 987 Boxster MKI
Porsche 987C Cayman MKI
Click 'Zoom in' for large parts diagram.
Diagram ref no 27
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610215168
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
The Genuine Porsche 99610215167 water pump drive belt is an OE Poly-V / serpentine belt for selected Porsche 996 and 986 Boxster models without air conditioning. It drives the water pump and related auxiliary components according to the non-A/C belt routing, supporting correct coolant circulation and reliable accessory-drive operation. Ideal for routine servicing or replacing a cracked, noisy, slipping or worn original belt.
Fits:
Porsche 996 Carrera 1998 - 2005
Porsche 986 Boxster 1997 - 2004
Diagram ref no 27
This belt is specifically for Porsche 996 and 986 Boxster models without air conditioning. It is not the correct belt for vehicles fitted with air conditioning, as the belt routing and length differ.
What This Part Does / Functions
• Drives the water pump from the engine pulley system
• Supports correct coolant circulation through the engine
• Helps maintain stable engine operating temperature
• Drives other auxiliary components according to the non-A/C belt routing
• Maintains correct accessory belt tension and pulley engagement when installed correctly
• Helps prevent belt slip, squeal and accessory-drive faults
• Provides correct OE Porsche belt length, rib profile and fitment
• Replaces a cracked, worn, stretched, glazed or noisy original belt.
Why Replace This Part?
The drive belt is a service wear item and is exposed to heat, tension, pulley contact and engine movement. Over time, the belt can crack, glaze, fray, stretch or lose grip on the pulleys. A worn belt can cause squealing, slipping, reduced water pump performance, charging issues or complete accessory-drive failure. Replacing it with a Genuine Porsche OE belt helps restore reliable auxiliary drive operation and supports correct cooling system performance. On cars without air conditioning, using the correct belt length is essential because the routing is different from A/C-equipped models.
When to Replace This Part
• If the belt is cracked, glazed, frayed or visibly worn
• If the belt squeals, slips or makes noise during engine operation
• If the belt has stretched or no longer runs correctly
• During scheduled service or preventative belt replacement
• When replacing the water pump, belt tensioner or idler pulleys
• If the belt has been contaminated by oil, coolant or debris
• If accessory-drive faults or cooling issues are linked to belt slip
• When converting or servicing a vehicle with non-A/C belt routing.
Where It Fits on the Car
This belt fits on the engine accessory drive system. It routes around the crankshaft pulley, water pump pulley, idler pulleys and tensioner according to the factory without air conditioning belt layout.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610215167
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
The MEYLE water pump drive belt is an OEM-quality auxiliary drive belt designed for Porsche 996 Carrera and Porsche 986 Boxster models not equipped with factory air conditioning. Manufactured as a direct replacement for Porsche part number 99610215167, this high-quality multi-rib belt ensures reliable power transmission to the engine's water pump, helping maintain efficient engine cooling and dependable operation.
Fits:
Porsche 996 Carrera 1998 - 2005
Porsche 986 Boxster 1997 - 2004
Diagram ref no 27
A genuine MEYLE multi-rib water pump drive belt, manufactured as a direct replacement for Porsche part number 99610215167 for vehicles without factory air conditioning. Drives the engine's water pump to maintain continuous coolant circulation, helping regulate engine temperature and ensuring reliable cooling system performance.
Key Features & Benefits
• Premium MEYLE OEM-quality replacement
• Direct replacement for Porsche 99610215167
• Designed specifically for vehicles without air conditioning
• Durable EPDM rubber construction
• High-strength tensile cords for extended service life
• Excellent resistance to heat, cracking, and stretching
• Quiet, smooth operation with precise OEM fitment
Why Replacing the Water Pump Drive Belt Matters
The water pump drive belt operates continuously whenever the engine is running. As it wears, it can crack, stretch, or lose tension, reducing coolant circulation and increasing the risk of engine overheating. Replacing the belt at the recommended service interval helps maintain efficient cooling system performance and prevents unexpected belt failure.
When to Replace the Water Pump Drive Belt
• Visible cracks, fraying, or glazing on the belt
• Squealing noises from the auxiliary drive system
• During water pump replacement
• During major engine servicing
• If the belt has been contaminated by oil or coolant
• At the manufacturer's recommended replacement interval
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610215167
The product you are viewing cross references to these numbers
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
This OE Match water pump drive belt is a replacement engine drive belt for Porsche 996 and Boxster 986 models without air conditioning. It is designed to match the original-style fitment and function. This replacement belt helps drive the water pump, supporting correct coolant circulation and reliable engine cooling performance.
Fits:
Porsche 996 Carrera 1997 - 2005
Porsche 986 Boxster 1997 - 2004
Diagram ref no 27
The water pump drive belt transfers rotational drive from the engine pulley to the water pump. This allows coolant to circulate through the engine and radiator system, helping regulate engine temperature and protect the engine from overheating.
Functions
• Replaces the water pump drive belt
• Drives the engine water pump
• Supports correct coolant circulation
• Helps maintain stable engine operating temperature
• Suitable for vehicles without air conditioning
• Replaces cracked, glazed, stretched, frayed, noisy, or slipping belts
• OE Match replacement for Porsche 996 and Boxster 986 cooling system service.
Why Replace This Part?
Water pump drive belts wear over time due to heat, engine vibration, pulley contact, age, and tension changes. A worn belt can crack, glaze, stretch, fray, squeal, slip, or fail completely. If the belt fails, the water pump may stop circulating coolant, which can lead to overheating, coolant temperature warnings, or serious engine damage. Replacing the belt helps maintain dependable cooling system performance.
When to Replace This Part
• The water pump drive belt is cracked, glazed, frayed, loose, or worn
• Belt squeal or chirping is heard during start-up or acceleration
• Coolant temperature rises higher than normal
• The water pump, pulleys, or tensioning components are being serviced
• Preventative belt replacement is being carried out during scheduled maintenance
• The cooling system is being inspected or repaired
• The vehicle is undergoing Porsche 996 or Boxster 986 engine service.
Where it fits on the car
This belt fits within the water pump drive system on Porsche 996 and Boxster 986 models without air conditioning. It runs around the relevant pulleys according to the factory belt routing.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610215167
The product you are viewing cross references to these numbers
Belts – all types for alternator, fan, power steering and more
At Design911, we supply a wide range of engine and accessory drive belts for Porsche models, covering alternator, cooling fan, power steering and other auxiliary systems, plus related tensioners and pulleys. Whether you are carrying out routine maintenance or refreshing a higher‑mileage engine bay, you can choose from Genuine-style and carefully selected aftermarket options to suit how you use your Porsche.
Why do Porsche belts matter?
Belts are critical to how reliably your Porsche runs from day to day. They transfer drive from the crankshaft to key ancillaries such as the alternator, power steering pump and cooling fan, and in some applications form part of the engine’s timing system. Over time, heat, mileage, contamination and simple ageing can cause cracking, glazing, stretch or noise, while bearings in tensioners and idlers can wear. Replacing tired belts and related components with correctly specified parts helps keep your Porsche dependable, avoids inconvenience from belt slip or failure and supports the long‑term health of driven accessories.
- Keep your Porsche running smoothly by maintaining drive to essential ancillaries
- Help protect engine and charging systems where correct belt drive is required
- Reduce niggles such as squealing, chirping, belt dust or visible cracking
- Support long‑term enjoyment, pride of ownership and potential resale value with evidence of proper maintenance
Common options & kits
Individual replacement parts
Specific belts, tensioners, idlers or pulleys to address a particular drive run without changing everything at once. This is ideal when you are solving a localised issue or following a service schedule item on a particular belt.
- Ideal for targeted maintenance or repairs on a single belt circuit
- Lets you replace only what is required at a given service
- Helps keep initial outlay under control while still using quality components
Matched sets or pairs
Belts and related parts supplied together so both sides of a system, or closely linked items, are renewed at the same time. This is a sensible approach where access is involved or where you want consistent age and condition across the drive.
- Consistent behaviour and wear characteristics across the drive system
- Helps avoid mixing very old and brand‑new parts on the same run
- Well suited to scheduled maintenance or preparation ahead of long trips
Complete kits
Grouped parts designed to refresh a whole belt system in one go, for example an auxiliary drive kit including belt, tensioner and idlers. These are particularly useful during engine rebuilds or when you want peace of mind that all related items have been changed together.
- Everything specified for a given belt run in a single matched package
- Saves time compared with sourcing each component individually
- Ideal when overhauling or restoring your Porsche’s engine bay
Brands available in this category
For this category we stock a wide choice of trusted brands for Porsche models. You can also browse and filter by brand on this page to focus on your preferred manufacturers.
Dayco
Dayco is a leader in the Original Equipment market and supplies many Porsche belt applications as OE or OE‑equivalent parts. Their belts are engineered to closely follow original dimensions and construction, making them a strong choice for routine servicing, higher‑mileage refreshes and rebuild projects where you want Porsche‑specific fitment backed by a global belt specialist.
Gates
Gates develops automotive and heavy‑duty drive system components with a focus on robust construction and consistent running. For Porsche models this typically includes auxiliary drive belts, tensioners and idlers, offering dependable options when you are maintaining or refreshing driven systems used in everyday and demanding conditions.
Kits / package solutions
Design911 also offers curated kit solutions that bundle compatible parts for particular Porsche applications. These can simplify ordering, reduce the chance of missing small but important items, and help ensure the components you fit are intended to work together on your specific model and engine code.
Meyle
Meyle is known for practical replacement parts, often with “HD” variants aimed at durability. While widely associated with suspension and steering, Meyle components are chosen by many Porsche workshops as a value‑conscious alternative where a robust everyday solution is required.
OE Match
OE Match focuses on parts designed to mirror original equipment specification at a sensible cost. For belt‑related components this makes OE Match a useful option when you want OEM‑equivalent fit and function while keeping ongoing running costs under control on regularly used Porsche models.
When should you review or replace your Porsche belts?
Checking belts and related components regularly helps you spot wear, damage or age‑related deterioration before it affects refinement or leads to more extensive repairs. On a Porsche, this is especially relevant as many belts are exposed to heat, fluid contamination and long service intervals.
- Existing belts show cracking, frayed edges, glazing (shiny surfaces) or visible splitting
- You notice squealing, chirping, belt dust or signs of slip, particularly on start‑up or under load
- Charging, cooling or power steering performance feels inconsistent due to possible belt issues
- You are already replacing items such as water pump, alternator or tensioner and want fresh belts at the same time
- The belts are oil or coolant contaminated, or have been in service for an extended interval
If any of these apply, it is a good time to review the belts on your Porsche and replace anything that is past its best so your car stays dependable and enjoyable to drive.
Explore belts with Design911
Browse belts of all types for Porsche at Design911 — from individual auxiliary belts and tensioners to complete drive kits — and find options to suit routine maintenance, preventative refreshes and full engine projects across a wide range of Porsche models.