Holley Adjustable Inlet Needle & Seat - Viton HO6-504 Product:Size 0.110" Marine Stainless Core Head Gasket

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Holley Adjustable Inlet Needle & Seat - Viton HO6-504 Product:Size 0.110" Marine Stainless Core Head GasketHolley Adjustable Inlet Needle & Seat VitonSize 0. 110" HO6 504 6 504 Most Holley performance carburettors come equipped with a Viton tipped needle. The Viton needle design is resistant to dirt and conforms nicely to the shape of the seat for superior sealing. For this reason it is not recommended to use a steel or titanium needle, except for racing.