Belts / Tensioners / Rollers

Guide lever for ribbed drive belt and belt tensioner.



Fits:
Porsche 986 Boxster 1997-04
Porsche 987 Boxster 2005-08
Porsche 987C Cayman 2005-08
Porsche 996 C2/C4/C4S 1998-04
Porsche 997 Carrera 2005-08

Click 'Zoom in' for large parts diagram.
Diagram ref no 3

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99610236051

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Harmonically damped underdrive pulley. Dampens/reduces internal engine harmonics for improved engine performance, efficiency and longevity. 
replacement for OE 99710224101


Fits on all Porsche 986, 996, 987, 997 models EXCEPT 2.9L (multi hole crank pulley pattern), DFI engines, GT2, GT3 and Turbo.

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 washer and crankshaft pulley bolt is recommended but not included with this product.

Please add Drive Belt for Under Drive Pully cars WITH Aircon Porsche 996/ Boxster 986/997 99610215199/1

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3609001608

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Bolt - M6 x 16 - for tensioner element. 

Sold individually. 

Fits:

Porsche 987-1 Boxster 2005-08
Porsche 987-1 Cayman 2006-08 

Porsche 996 Turbo 2001-05
Porsche 996 GT2 2001-05
Porsche 996 GT3 / RS 1999-05

Porsche 997-1 Carrera 2005-08
Porsche 997-1 Turbo 2007-09
Porsche 997-1 GT2 2008-09
Porsche 997 GT3 / RS 2007-11

Porsche 997-2 GT2 RS 2010-13

Diagram ref. 5. 

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90006711705

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Bolt - M8 x 22 - For Tensioner Element. 
Sold Individually. 

Fits:

Porsche 986 Boxster 1997>>2004
Porsche 987.1 Boxster MKI 2005>>2008
Porsche 987.1 Cayman MKI 2006>>2008
Porsche 996 Carrera 1998>>2005
Porsche 997.1 Carrera MKI 2005>>2008

Diagram Ref No 6

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90038702001

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Underdrive pulley.
replacement for OE 99710224101



Fits on all Porsche 986, 996, 987, 997 models EXCEPT 2.9L (multi hole crank pulley pattern), DFI engines, GT2, GT3 and Turbo.

The RSS Harmonically Damped Underdrive Pulley is ideal for engines that are running light weight flywheels, engines that are built - bored/stroked and engines that are driven hard.

• Offers improved HP & TQ by reducing drag from the power steering pump, A/C, water pump and alternator without detrimental effects on said ancillary systems.
• Dampens/reduces internal engine harmonics for improved engine performance, efficiency and longevity.
• Recommended for street or track use

Installation tool (wrench) and new OEM Pulley Washer included:

Dyno Image shows HP & TQ gain on 2005 997.1 Carrera S:
Baseline Dyno Run Mods: OEM Crank Pulley, OEM Software, Cargraphic Headers, Hi flow 200 Cell Cats, and Medium Sound Cargraphic Sport Mufflers
Modified Dyno Run: Added RSS Pulley (Part #608) to baseline car with existing mods:
+16 HP / +8 ft lbs TQ

*** NOTE: We recommend using/sourcing a new OEM Crank Shaft Pulley Bolt for your specific vehicle when installing the RSS Pulley. (Not Included with 608 Kit)
Please add Drive Belt for Under Drive Pully cars WITH Aircon Porsche 996/ Boxster 986/997 99610215199/1

MADE IN USA

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608

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Tensioner element.



Fits:
Porsche 987 Boxster 2005-08
Porsche 987C Cayman 2006-08
Porsche 997 Carrera 2005-08

Click 'Zoom in' for large parts diagram.
Diagram ref no 2

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99710226000

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Tensioner element. Porsche 987 / 987C / 997



Fits:
Porsche 987 Boxster 2005-08
Porsche 987C Cayman 2006-08
Porsche 997 Carrera 2005-08

Click 'Zoom in' for large parts diagram.
Diagram ref no 2

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99710226000

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Drive belt for cars WITH Air con.



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

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99610215168

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Drive belt for cars WITH Air con.



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

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99610215168

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Drive belt for cars WITH Air con.



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

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99610215168

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