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Torsion Bar Cover with Gasket - fits Left or Right Hand Side
Sold each - 2 required per car

Restore factory appearance and protect key rear suspension areas with this OE Match Torsion Bar Cover for Porsche 911 models from 1965 to 1986 fitted with the 915 gearbox. This cover is fitted around the torsion bar access area and helps protect the torsion bar tube and surrounding bodywork from dirt, moisture, road debris and corrosion.

Fits:

• Porsche 911 1965-1968 2.0L / 912 SWB (F)
• Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
• Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
• Porsche 911 1978-1983 3.0L / SC
• Porsche 911 1984-1986 3.2L

Diagram ref no 28

The torsion bar system is a vital part of the classic Porsche 911 rear suspension design. The cover helps close and protect the access point used for torsion bar servicing and adjustment, preserving both the structure and appearance of the vehicle.

Over time, original covers can corrode, become damaged, distort or go missing during previous repairs. Replacing worn or damaged covers helps improve protection, restoration quality and long-term durability.

What Does a Torsion Bar Cover Do?

The torsion bar cover protects the torsion bar access area and surrounding rear suspension structure.

Its main functions include:

• Protecting the torsion bar access point
• Helping shield suspension components from road debris
• Reducing dirt and moisture exposure
• Supporting factory-correct body appearance
• Helping prevent corrosion around the torsion tube area
• Providing access for torsion bar servicing when removed

Why Do Torsion Bar Covers Fail?

Torsion bar covers are exposed to road spray, moisture, dirt and age-related corrosion.

Common causes of failure include:

• Rust and corrosion
• Stone impact damage
• Poor previous repairs
• Distortion during removal
• Missing or seized fixing hardware
• Long-term exposure to road salt and moisture
• General age-related deterioration

When Should It Be Replaced?

Replacement is recommended when the cover is damaged, corroded or missing.

Common signs include:

• Visible rust
• Damaged or distorted cover
• Missing cover plate
• Poor fitment
• Corrosion around fixing points
• Restoration or repainting work
• Rear suspension or torsion bar servicing

Why Replacement Matters

A damaged or missing torsion bar cover can leave the suspension access area exposed to moisture and debris.

Benefits of replacement include:

• Restores factory appearance
• Helps protect rear suspension areas
• Reduces corrosion risk
• Improves restoration quality
• Supports long-term body protection
• Ideal during torsion bar or suspension servicing       

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90150407900

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Torsion tube end cap (Bushing retainer).
* Can be utilized on later cars by using early bushings.

Fits:
Porsche 356 1957-65
Porsche 911/912 1965-68

Depth of cup:
0.85"- 1.25" for 1965-69 models
1.35" for 1970+ models

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Torsion tube repair panel rear side member.

Fits:
Porsche 911 / 912 - 1965  to 1989

Click 'Zoom in' for large parts diagram.
Diagram ref no 1 (front section of it)

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91150101

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Rear vented tunnel cover by OE Match. This interior replacement incorporates ventilation slots.

Fits

• Porsche 911 & 912 (1965-1989)=>911 1965-1968 2.0L / 912 SWB (F) with Webasto Heater
• Porsche 911 & 912 (1965-1989)=>911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F) with Webasto Heater
  
  

The Webasto-heater requirement applies when checking these application groups. Check fitment for your specific vehicle (model, year, engine) before ordering.

Diagram ref no 12

What This Product Does

The cover fits at the rear of the cabin tunnel, providing a slotted closure for the specified heater-equipped application. It is intended for replacing a missing or damaged cover during interior repair or restoration, rather than replacing the heater itself.

Functions

• Covers the rear interior tunnel opening.
• Provides ventilation through its slots.
• Reinstates the corresponding cabin fitting during restoration.
  
  

Technical Details

• Product reference: 90150407531.
• Brand: OE Match.
• Position: rear interior tunnel.
• Design: vented cover with air slots.
• Specified equipment: Webasto heater.
  
  

Symptoms of Fault

• Visible damage or distortion affecting the cover's fit.
• Loose seating or rattling around the cover.
• A missing cover or evidence of an unsuitable previous replacement.
  
  

Why Replacement Matters

Renewing a damaged or missing cover helps complete the tunnel's interior fittings while retaining the specified vented arrangement. Check the surrounding mounting area and existing fixings before installation; replacing the cover alone will not correct damage to its supporting attachment points.

FAQs

• Is this intended for every early 911?
  No. The supplied application specifies 1965–1973 cars equipped with a Webasto heater.
• Which part of the interior does it cover?
  It is the vented cover for the rear tunnel area inside the cabin.
• What should I check before fitting?
  Confirm the vehicle year, heater equipment and product reference, then compare the cover with the original fitting.

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90150407531

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Fit:
Porsche 911 1965-89 COUPE without Sunroof

Click 'Zoom in' for large parts diagram.
Diagram ref no 1.

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Fit:
Porsche 911 1965-89 COUPE with Sunroof

Click 'Zoom in' for large parts diagram.
Diagram ref no 1.

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Fit:
Porsche 911 Coupe 2.0L-3.3L 01/1963-07/1989

Fits 911 F model from 1964-73. 
Will also fit 911 G model from 1974-1989 but with modifications to holes for washer nozzles

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

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Fit:
Porsche 911 1965-89 COUPE

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Diagram ref no 2.

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Fits:
Porsche 911 / 912 1964-68

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Fits:
Porsche 911 / 912 01/1963-07/1968 SWB

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