Spec Clutch Kit - Stage 1-5 - 911 Carrera 87-89
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Spec Clutch Kit - Stage 1-5 - 911 Carrera 87-89

Price: $629.10
  • Item #: SPEC-SP021
  • Manufacturer: SPEC
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Spec Clutches are great alternatives to the stock clutch for performance applications.  With higher torque holding power the Spec Clutch outperforms stock for your modified Porsche.

 

The SPEC Stage 1 Clutch Kit features an integrally molded carbon kevlar-based, high performance organic lining that offers smooth engagement and excellent life. This lining has an integrally bonded steel backing for strength under high clamp loads and temperatures. The hub is double sprung with spring cover relieves for flexibility and heat treated components for strength and durability. Best for street and many track/off-road applications.

Features :

  • High clamp pressure plate
  • Steel-backed and multi-compound woven organic material
  • High torque sprung hub and disc assembly * Bearing and tool kit (select models, please inquire)

Types of Driving: Street, Drag, Drift, Rallye, Autocross

Part Number: SP901

 

The SPEC stage 2 Clutch Kit Features segmented or full faced pure Kevlar disc with steel backing. This lining features excellent drivability like the stage 1, but offers slightly longer life and higher torque capacity. The hub is double sprung with spring cover relieves for flexibility and heat treated components for strength and durability. Best for street, drag, pulling and autocross.

Features

  • High clamp pressure plate
  • Pure Kevlar friction material
  • High torque sprung hub and disc assembly
  • Bearing and tool kit (select models, please inquire)

Types of Driving: Street, Drag, Autocross

Part Number: SP902

 

The SPEC Stage 2 PLUS Clutch Kit features a multi-friction disc in a full faced configuration with carbon semi-metallic on one side and Kevlar on the other. Bridging the gap between stage 2 and stage 3, the 2+ offers drivability and engagement quality characteristic of the stage 2, but with a 15-20% higher torque capacity. The hub is double sprung with spring cover relieves for flexibility and heat treated components for strength and durability. Great for street, drag, autocross, road racing, pulling, rallye and drift.

Features

  • High clamp pressure plate
  • Hybrid Kevlar and Carbon-Graphite Friction material
  • High torque sprung hub and disc assembly
  • Bearing and tool kit (select models, please inquire)

Types of Driving: Street, Drag, Autocross, Track

Part Number SP903H

 

The SPEC Stage 3 Clutch Kit features a carbon semi-metallic 6 puck sprung hub or rigid disc (depending on application) that has been the leading puck clutch in drivability, life and torque capacity. This unit is designed for street and race cars that require an aggressive but streetable engagement and high torque capacity. The hub is double sprung with spring cover relieves for flexibility and heat treated components for strength and durability. Also available in 3 puck configuration. Great for street, drag, road racing, pulling, rallye and drift.

Features

  • High clamp pressure plate
  • Carbon-Graphite Friction Material
  • High torque sprung hub and disc assembly
  • Bearing and tool kit (select models, please inquire)

Types of Driving: Street, Drag, Autocross, Track

Part Number: SP903

 

The SPEC Stage 3 Clutch Kit PLUS is the flagship stage for a high powered street or race car that requires a manageable and friendly engagement, the stage 3+ features a carbon semi-metallic full faced material that offers unparalleled life, friction co-efficient and drivability characteristics in one single package. The hub is double sprung with spring cover relieves for flexibility and heat treated components for strength and durability. Great for street, drag, drift, autocross, road racing, pulling, rallye and drift.

Features

  • High clamp pressure plate
  • Carbon semi-metallic friction material
  • High torque sprung hub and disc assembly
  • Bearing and tool kit (select models, please inquire)

Types of Driving: Street, Drag, Autocross, Track

Part Number: SP903F

 

The SPEC Stage 4 Clutch Kit is a solid hub version of the stage 3. The hub is solid 8-rivet and the assembly is heat treated for strength and durability. It is available in a 3, 4 or 6 puck configuration. Use the 3 puck for the lightest option or the 6 puck for the smoothest engagement. The 4 puck is a good compromise for both. Street drivable in 6 puck configuration, but not street friendly due to the rigid hub. Best for drag racing, road racing, pulling, rallye and drift.

Features

  • High clamp pressure plate
  • Carbon-Graphite Friction Material
  • High torque solid hub and disc assembly
  • Bearing and tool kit (select models, please inquire)

Types of Driving* Street, Drag, Autocross, Track

Part Number: SP904

 

The SPEC Stage 5 Clutch Kit features a full-metallic disc with the highest possible friction co-efficient. Street drivable but not street-friendly. The hub is solid 12-rivet and the assembly is heat treated for strength and durability. Best for extreme street and drag racing.

Features

  • High clamp pressure plate
  • Full-metallic friction material
  • High torque solid hub and disc assembly
  • Bearing and tool kit (select models, please inquire)

Types of Driving* Street, Drag, Autocross, Track

Part Number: SP905

 

Vehicle Fitment

1987-1989 Porsche 911 Carrera

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