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Return spring Genuine Porsche part 91142353202

Code: 91142353202

Genuine Porsche part

Return spring

The product code 91142353202 was also found on these diagrams

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Additional information:

• This part is brand new and unused.
• Please verify that it is 100% suitable for your specific vehicle before purchase to ensure compatibility.

Before purchasing thoroughly check part to confirm compatibility.

Related products

Accelerator linkage boot. Porsche 911 65-89

91142359301/1

Product Information

Accelerator Rod Boot

Protect your Porsche throttle linkage system and maintain smooth accelerator operation with this OE Match Accelerator Rod Boot for Porsche 911 models from 1969 to 1989. Manufactured to OE specifications, this flexible rubber boot protects the accelerator rod and linkage components from dirt, moisture and road contamination while helping to ensure long-term reliability of the throttle system.

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
Porsche 911 1987-1989 3.2L G50
Porsche 911 1975-1977 3.0L Turbo (930)
Porsche 911 1978-1989 3.3L Turbo (930)

Diagram ref no 10

Measuring 91mm in length with 17mm and 22mm end diameters, this direct replacement boot is an important but often overlooked component within the mechanical throttle linkage assembly used on classic air-cooled Porsche 911 models.

As rubber components age, they can crack, split and lose flexibility, allowing contaminants to enter the linkage system and accelerate wear. Replacing worn boots helps preserve the smooth and precise throttle response that Porsche intended.

What Does the Accelerator Rod Boot Do?

The accelerator rod boot acts as a protective seal around the throttle linkage assembly.

Its primary functions include:

Protecting the accelerator rod from contamination
Preventing dirt and debris ingress
Keeping moisture away from linkage components
Helping preserve smooth throttle operation
Protecting linkage bushes and joints
Reducing wear within the throttle mechanism
Extending component lifespan

Although small, the boot helps safeguard critical throttle linkage components from premature wear.

Why Do Accelerator Rod Boots Fail?

The boot is constantly exposed to harsh operating conditions beneath the vehicle and within the engine compartment.

Common causes of deterioration include:

Age-related rubber hardening
Heat exposure
Oil contamination
Road debris
Moisture exposure
UV ageing
Ozone damage
General wear and tear

Over time, the rubber loses flexibility and can develop cracks or splits.

Symptoms of a Worn Accelerator Rod Boot

Common signs of deterioration include:

Cracked rubber
Split boot material
Missing sections of rubber
Visible dirt around linkage components
Increased linkage wear
Stiff accelerator operation
Excessive play within the throttle linkage
Deteriorated engine bay appearance

Many damaged boots are discovered during routine servicing or restoration work.

When Should the Accelerator Rod Boot Be Replaced?

Replacement is recommended when:

Cracks or splits are visible
The boot has hardened or perished
Throttle linkage components are being serviced
Carrying out a restoration project
Replacing throttle linkage parts
Engine-out maintenance is being performed
Preventative maintenance is being undertaken

Because of its low cost and important protective role, replacement is often recommended whenever the linkage system is disassembled.

Why Replacement Matters

Replacing a deteriorated accelerator rod boot helps protect the entire throttle linkage assembly.

Benefits include:

Improved linkage protection
Reduced dirt and moisture ingress
Longer component lifespan
Smoother throttle operation
Improved reliability
Reduced maintenance costs
Better engine bay presentation
Factory-correct restoration appearance

For classic Porsche 911 owners, maintaining the throttle linkage system is essential for preserving driving enjoyment and reliability.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91142359301

9800100

91142359301

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Return spring Genuine Porsche part 91142353202