Mahle JV1684 Engine Main Bearing Gasket Set

Mahle JV1684 Engine Main Bearing Gasket Set

Mahle JV1684 is an engine main bearing gasket set built for dependable sealing in Ford Super Duty diesel applications. It uses rubber gasket and seal materials with a one-piece seal style, and it includes a wear sleeve and rear cover gasket for a more complete service repair.

Key Features

• Rubber gasket material for consistent sealing performance
• Rubber seal material with a one-piece seal style
• Includes wear sleeve and rear cover gasket
• Gasket included for direct service replacement
• OE-style sealing solution for Ford E-350 Super Duty, F-250 Super Duty, F-350 Super Duty, E-350 Club Wagon, and Excursion diesel applications

Product Details

Mahle JV1684 is engineered for engine sealing service where reliable oil control and leak prevention matter. Mahle supplies gaskets trusted by OEMs and technicians worldwide, and this set follows that focus with rubber construction and application-specific sealing components. It cross-references FEL-PRO BS 40700 for the same application. This part also cross-references Ford 3C3Z-6701-B for the same application.

Compatible With 2004-2010 Ford E-350 Super Duty, N/A; 2003-2010 Ford F-250 Super Duty, N/A; 2003-2010 Ford F-350 Super Duty, N/A; 2004-2005 Ford E-350 Club Wagon, N/A; and 2003-2005 Ford Excursion, N/A. Use with #(s) OS32271 where specified in the fitment notes.

Common Repair Uses

• Oil seepage at the rear cover area
• Sealing wear around the main bearing gasket interface
• Rubber seal deterioration from age and heat cycling
• Leak repair during engine service on Ford Super Duty diesel platforms
• Replacement of a damaged or worn wear sleeve during sealing work

Installation Notes

Verify engine application and note the fitment requirement to use with OS32271 where listed. Inspect mating surfaces carefully before installation, and replace any worn sealing surfaces or contamination points that could affect the seal. The oil pan set is not included, so confirm the rest of the sealing system is addressed during service.

Quality Assurance

Mahle gaskets are built to meet the sealing demands expected in OEM and professional repair environments. JV1684 is a direct-fit sealing component for the listed Ford applications and is backed by Mahle’s established gasket manufacturing standards.