Mahle GS33348 Engine Cylinder Head Bolt Set

Mahle GS33348 Cylinder Head Bolt Set

The Mahle GS33348 engine cylinder head bolt set is an OEM-standard fastening solution for secure cylinder head service on select Ford and Navistar applications. Built with steel fasteners and a 12-point 1/2 inch hex head bolt style, it is suited for engine rebuild and head gasket repair work where consistent clamping is critical.

Key Features

• OEM-standard engine cylinder head bolt set
• Steel fastener construction for dependable strength
• 12 pt (1/2 inch) hex head bolt design for service access
• Washer-free design; washers not required
• Additional package contents: none
• Cross-references Ford E8TZ-6065-A and Navistar 1809058 for the same application

Product Details

Mahle GS33348 is an engine cylinder head bolt set engineered for applications that require accurate clamping force during cylinder head installation. As part of Mahle’s sealing and engine hardware lineup, this set reflects the brand’s focus on OE-standard service parts used by technicians and OEMs worldwide. It is a direct-fit option for select 1988-1994 Ford E-350 Econoline, Ford E-350 Econoline Club Wagon, Ford F-250, Ford F-350, and 1988-1991 Ford E-250 Econoline Club Wagon applications. The GS33348 part number is also referenced by Ford and Navistar interchange numbers for matching service needs.

Common Repair Uses

• Replacing stretched or damaged cylinder head bolts during engine teardown
• Restoring proper head gasket clamping after overheating or gasket failure
• Addressing coolant loss or compression issues tied to head sealing problems
• Supporting cylinder head service on Ford E-350 Econoline and Ford F-250 platforms
• Providing OE-standard hardware for Ford F-350 and E-250 Econoline Club Wagon repairs

Installation Notes

Verify engine code and application details before installation, since the listed vehicles cover multiple engine types and models. Clean all threaded holes, inspect the cylinder head and block surfaces, and follow the manufacturer’s tightening sequence and torque specifications for the engine being serviced. Because this set uses a 12-point head style, confirm the correct socket size before beginning assembly.

Quality Assurance

Mahle supplies sealing and engine hardware products used in OE and professional repair environments. The GS33348 is built to OEM-standard expectations for fit and service use on the listed Ford and Navistar applications.