Help seal the engine water pump joint against coolant seepage with the FEL-PRO Multi-Purpose O-Ring / Engine Water Pump O-Ring 35772, designed for the real-world repair environment. It fits many vehicles, among them the 2015-2023 Ford Mustang, 2005-2020 Ford Escape and 2012-2019 Ford Explorer, as a direct-fit replacement for the listed applications. See the Buyer's Guide tab for the full list and engine details.
Fel-Pro lists this part as a multi-purpose O-ring, and it is also known as an engine water pump O-ring.
No matter how small the part is, Fel-Pro engineers each gasket to exacting standards. Signs this O-ring may need replacing include coolant seepage or crusty residue around the water pump joint and a coolant level that keeps dropping. Diagnose the source of any leak before replacing parts. Follow the vehicle service information for the installation procedure.
Interchange: 50450020AA · 6036411AA · 123801 · 1S7Z8507AE · K31854 · LF0115116 · LF0115116A · WP9754 · 417333700
This part cross-references / interchanges with the following part numbers:
What does the FEL-PRO 35772 O-ring do?
Listed as an engine water pump O-ring, it forms a seal at the water pump and helps keep coolant from seeping out of the joint.
Which vehicles does the FEL-PRO 35772 fit?
It fits many vehicles, among them the 2015-2023 Ford Mustang, 2005-2020 Ford Escape and 2012-2019 Ford Explorer. Check the Buyer's Guide tab to confirm your exact vehicle.
Does this O-ring meet original equipment specifications?
Yes. Fel-Pro builds it to meet or surpass all original equipment specifications, with an application-specific design for an accurate fit.
What part numbers does the FEL-PRO 35772 interchange with?
It cross-references 50450020AA, 6036411AA, 123801, 1S7Z8507AE, K31854, LF0115116, LF0115116A, WP9754 and 417333700.
What are signs the water pump O-ring may need replacing?
Signs include coolant seepage or residue around the water pump joint and a coolant level that keeps dropping. Confirm the source of the leak before replacing parts.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
