Oil filler neck sealing sleeve. Porsche 911 1965-71  ❭  90110769600

Oil filler neck sealing sleeve
This OE Match oil filler neck sealing sleeve is a replacement engine oil system seal for Porsche 911 models from 1965 to 1971. It is designed to match the original-style fitment and function, helping seal the oil filler neck connection.

Fits:
Porsche 911  1965 - 1971

Diagram ref no 48

The oil filler neck sealing sleeve helps provide a secure seal around the oil filler neck area. It helps prevent oil vapour, oil mist, and dirt from passing through the connection point, supporting correct engine oil system sealing and a clean engine bay appearance.

Functions
•  Replaces the oil filler neck sealing sleeve
•  Helps seal the oil filler neck connection
•  Supports correct engine oil system sealing
•  Helps reduce oil vapour, misting, and seepage
•  Helps keep the engine bay clean and correctly sealed
•  Replaces hardened, cracked, split, loose, or missing original sleeves
•  OE Match replacement for classic Porsche engine restoration.

Why Replace This Part?
Oil filler neck sealing sleeves can harden, shrink, crack, split, perish, or become loose due to age, heat, oil exposure, and repeated engine service. A worn or damaged sleeve may allow oil vapour, oil mist, dirt entry, or seepage around the filler neck area. Replacing the sleeve helps restore a secure seal and correct original-style engine detail.

When to Replace This Part
•   The sealing sleeve is cracked, hardened, split, loose, or missing
•   Oil vapour, misting, or seepage is visible around the filler neck
•   The oil filler neck has been removed or serviced
•   Engine bay restoration is being carried out
•   The oil tank or related oil system parts are being inspected
•   Incorrect or deteriorated sealing parts have been fitted
•   The vehicle is undergoing Porsche 911 engine or oil system restoration.

Where it fits on the car
This sealing sleeve fits at the oil filler neck connection area on Porsche 911 models from 1965 to 1971. It forms part of the engine oil filling and sealing system.

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Related, superseded, cross reference or alternative numbers for comparison.

90110769600

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