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Sortiment» O-ring Spacer / Insulator 48 mm
O-ring Spacer / Insulator 48 mm
O-ring Spacer / Insulator 48 mm
Art.No: 480060
Price: 7.50 EUR
Availability: Not in stock, but on the way
The O-ring spacer (part number 480060) is a vital component for anyone using racing carburetors like the Weber DCO, DCOE, or corresponding FAJS models. Installed between the carburetor and the intake manifold, this insulator serves two critical purposes: it creates a perfectly airtight seal and dampens high-frequency vibrations generated by the engine.
Engine vibrations can cause fuel in the float chamber to froth or foam (creating air bubbles), which results in a lean fuel mixture and loss of power. By using these O-ring spacers, the carburetor is mechanically isolated, ensuring a stable fuel supply and smoother engine performance under high-stress conditions.
Technical Specifications:
- Diameter: 48 mm
- Applications: Primarily for DCO/DCOE/DHLA racing carburetors.
- Quantity: Two spacers are required for one twin-barrel carburetor.
- Included in the kit: One plastic spacer block and two matching O-rings (equivalent to part no 454860).
Pro Tip: For optimal results, we recommend using these in conjunction with rubber mounting springs (e.g., part no 3,570) and cup washers. This allows the carburetor to "float" correctly on the O-rings, providing maximum vibration insulation.
















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