Product Description
MAHLE GS33680 is an OE-quality engine oil cooler mounting kit for the 1994–2003 Ford 7.3L Powerstroke. It provides the critical oil cooler seals and adapter-to-block gaskets needed to reseal the cooler and stop leaks.
- Application: 7.3L Powerstroke Diesel (1994–2003)
- Includes: oil cooler seals (O-rings) and adapter-to-block gaskets (front & rear)
- Meets or exceeds OE specifications
- GTIN/UPC: 027067928146
Fitment
- 1994–1997 Ford F-250 / F-350 7.3L Powerstroke
- 1999–2003 Ford F-250 / F-350 Super Duty 7.3L Powerstroke
- 1999–2003 Ford F-450 / F-550 (select models) 7.3L Powerstroke
- 2000–2003 Ford Excursion 7.3L Powerstroke
- 1995–2003 Ford E-Series (E-350/E-450) 7.3L Powerstroke
Cross Reference Numbers
- Ford/Motorcraft: 1C3Z-6C610-BA (large O-rings), 1C3Z-6K649-BA (small O-rings), F7TZ-6A636-AAA (front adapter-to-block gasket), F4TZ-6A636-A (rear adapter-to-block gasket)
- Navistar/International: 1824735C1 (O-ring), 1824736C1 (O-ring)
- MAHLE: GS33680 • GTIN: 027067928146
What’s Included
Oil cooler seal set (2 large & 2 small O-rings) and both adapter-to-block gaskets for a complete reseal. Reuse or replace hardware as needed; cooler body not included.
FAQ
Will this kit fix an oil leak at the cooler?
Yes—this kit includes the four O-rings and two adapter gaskets that commonly leak on 7.3L engines.
Do I need sealant on these gaskets?
No—install the O-rings and paper gaskets clean and dry unless Ford service info specifies otherwise. Light oil on O-rings helps installation.
What years does it fit?
All 7.3L Powerstroke trucks/vans from 1994–2003, including Super Duty and E-Series, plus 2000–2003 Excursion (7.3L).
Is this OEM quality?
Yes—MAHLE builds to OE standards and this set meets or exceeds OE specs.
