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Porsche // Cayman 987C / 981C (2005-2016) // Any
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- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
RS Conversion Fan Hub
Transform your Porsche engine bay with this OE Match RS
Conversion Fan Hub, designed to convert the standard dual-belt cooling
fan system fitted to the Porsche 964 and Porsche 993 into the single-belt
arrangement used on the factory Carrera RS models.
Fits:
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Precision CNC machined from 6061 aircraft-grade aluminium and finished in a durable gloss black anodised coating, this premium-quality conversion hub combines motorsport-inspired appearance with exceptional strength and reliability. It provides a clean, simplified engine bay while reducing the number of drive belts, closely following the design philosophy used on the factory RS models.
Supplied complete with all the necessary fasteners, this OE Match conversion hub is ideal for RS-style engine builds, restorations and enthusiasts looking to enhance both the appearance and functionality of their air-cooled Porsche.
What Does the RS Conversion Fan Hub Do?
The RS Conversion Fan Hub replaces the original twin-belt fan drive arrangement with a single-belt configuration, replicating the system used on factory Porsche 964 RS and 993 RS models.
The conversion offers several advantages:
- Converts the standard dual-belt system to a factory RS-style single-belt drive.
- Simplifies the cooling fan drive assembly.
- Reduces the number of rotating components.
- Creates a cleaner, more purposeful engine bay.
- Maintains precise cooling fan alignment.
- Provides dependable operation under both road and performance driving conditions.
The result is a cleaner engine appearance combined with a proven factory-inspired cooling system layout.
Why Upgrade to an RS Conversion Fan Hub?
Many Porsche owners choose the RS-style single-belt conversion during engine rebuilds or restorations to recreate the appearance and engineering of Porsche's iconic Carrera RS models.
Benefits include:
- Factory RS-inspired appearance.
- Simplified belt arrangement.
- Reduced maintenance compared to the standard twin-belt setup.
- Ideal upgrade during engine rebuilds.
- Perfect for RS tribute and lightweight builds.
- Premium CNC-machined construction.
- Improved engine bay aesthetics.
- High-quality corrosion-resistant finish.
Whether restoring a classic air-cooled Porsche or building an RS-inspired road or track car, this conversion provides the ideal finishing touch.
Premium Engineering
Designed to deliver exceptional strength, precision and long-term reliability.
Benefits
Installing this RS Conversion Fan Hub provides:
- Authentic factory RS appearance.
- Cleaner, simplified engine bay.
- Lightweight aircraft-grade aluminium construction.
- Long-lasting anodised finish.
- Reliable cooling fan drive.
- Excellent fit and dimensional accuracy.
- Straightforward installation.
- Ideal for restoration, fast road and track applications.
Installation Recommendations
Professional installation is recommended.
During installation it is advisable to inspect or replace:
- Cooling fan.
- Alternator.
- Fan housing.
- Fan strap.
- Drive belt.
- Pulley components.
- Bearings.
- Mounting hardware.
- Engine cooling shims.
Replacing associated components during installation helps maximise reliability and ensures the cooling system performs as intended.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310605180
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 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 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- 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 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 / GT3 RS 2007-09
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 986 Boxster 1998-00
Porsche 987 Boxster 2005-08 Tiptronic transmission
Porsche 987C Cayman 2005-08 Tiptronic transmission
Porsche 996 Carrera >>2000
Porsche 996 Turbo / GT2 Tiptronic transmission
Porsche 996 GT3 MKI
Porsche 997 MKI Carrera / Turbo Tiptronic transmission
Porsche 997 GT3
Diagram ref no 31
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99660315156
The product you are viewing cross references to these numbers
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- 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 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 987 Boxster 2005-08 (I480 / I481)
Porsche 987C Cayman 2005-08 (I480 / I481)
Porsche 997 MKI Carrera 2005-08 (I480)
Porsche 997 Turbo 2007-09 (I480)
Porsche 997 GT2/RS 2010>>
* I480 - 6-speed Manual Transmission
* I481 - 5th-speed Manual Transmission
Diagram ref no 21
Related reference numbers
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99760315401
The product you are viewing cross references to these numbers
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche Boxster 718 2.0L Manual (300 Bhp) 2017>>
- Porsche Boxster 718 2.0L PDK (300 Bhp) 2017>>
- Porsche Boxster S 718 2.5L Manual (350 Bhp) 05/2017>>
- Porsche Boxster S 718 2.5L PDK (350 Bhp) 05/2017>>
- Porsche Boxster T 718 2.0L Manual (300 Bhp) 01/2019>>
- Porsche Boxster T 718 2.0L PDK (300 Bhp) 01/2019>>
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520 Bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560 Bhp) 2014-16
- Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Carrera 2S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Carrera 4S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Targa 4S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
Number of grooves: 6
Outer diameter: 59 mm
Inner diameter: 17 mm
Width: 40mm
Fits:
Porsche 981 Boxster S/GTS 3.4L 2012-16
Porsche 981 Boxster Spyder 2016
Porsche 982 (718) Boxster 2.0L 2016>>
Porsche 982 (718) Boxster S 2.5L 2016>>
Porsche 981C Cayman S/GTS 3.4L 2013-16
Porsche 981C Cayman GT4 3.8L 2016
Porsche 991.1 C2 / C4 3.4L 2012-16 Coupe / Cabrio / Targa
Porsche 991.2 C2 / C4 3.0L 2016>> Coupe / Cabrio / Targa
Porsche 991.1 Turbo / Turbo S 3.8L 2013-16 Coupe / Cabrio
Porsche 991.2 Turbo / Turbo S 3.8L 2016>> Coupe / Cabrio
Diagram ref no 6
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9A160395501
The product you are viewing cross references to these numbers
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- 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 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 987 Boxster 2005-08 (I480 / I481)
Porsche 987C Cayman 2005-08 (I480 / I481)
Porsche 997 MKI Carrera 2005-08 (I480)
Porsche 997 Turbo 2007-09 (I480)
Porsche 997 GT2/RS 2010>>
* I480 - 6-speed Manual Transmission
* I481 - 5th-speed Manual Transmission
Diagram ref no 21
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99760315401
The product you are viewing cross references to these numbers