Drain screw o-ring for Harley CV carburetors. Replacement for 27157-89 o-ring on CV carburetors that use a float bowl drain screw. For use with 1989-2006 Big Twins and XL Sportster models using the Harley CV 40 that have an external float bowl drain.
Special - only $2.75
Includes 1 O-Ring. Not all models have a drain screw, please verify your model before ordering.
Synthetic Lube may be used when replacing various o-rings. Use sparingly to avoid clogging the passages.
Add Synthetic Lube to your cart
This item is supplied as an OEM style product (no instructions). Please consult your factory service manual or a qualified technician for support if unfamiliar with replacement of your carburetor and components.
WARNING: Never use fuel that exceeds 5% Ethanol, 10% Methanol, or mixed alcohol additives in a carbureted motorcycle and do not store vehicle more than 30 days with ANY fuel containing any Ethanol or Methanol. Prolonged use of Ethanol enhanced fuels will greatly shorten the life of any diaphragm, seal or hose. Avoid using fuel system cleaners such as Seafoam or intake cleaners, or replace diaphragms/seals after use. Never use E75, E85, Flex-Fuel, or any fuel that contains greater than 10% Ethanol or other additives.
Pictured product appearance is subject to change.
As a manufacturer and supplier we are unable to provide any repair or diagnostic advice. We make no claims nor guarantees that products will fix or solve any preexisting conditions with your motorcycle. Please consult a factory service manual or qualified motorcycle technician.
Harley CV carburetor 1989-2006 equipped with a float bowl drain screw.