Mahle GS33593 Engine Cylinder Head Dowel Pin

Mahle GS33593 Cylinder Head Dowel Pin Set

The Mahle GS33593 is an OEM-standard engine cylinder head dowel pin set for precise head-to-block alignment. Built for applications that use an 18mm to 20mm stepped dowel pin, it supports accurate cylinder head positioning on select Ford Super Duty and Excursion diesel engine builds.

• Contains (2) stepped dowel pins
• 18mm to 20mm outside diameter
• 19.50mm overall length
• OEM Standard item grade
• Steel construction noted in fitment data
• Mahle GS33593 engine hardware for cylinder head alignment

Fitment Coverage

• Fits 2004-2010 Ford E-350 Super Duty, N/A; 18mm to 20mm Stepped Dowel Pin; Steel
• Fits 2003-2007 Ford F-250 Super Duty, N/A; 18mm to 20mm Stepped Dowel Pin; Steel
• Fits 2003-2007 Ford F-350 Super Duty, N/A; 18mm to 20mm Stepped Dowel Pin; Steel
• Fits 2004-2005 Ford E-350 Club Wagon, N/A; 18mm to 20mm Stepped Dowel Pin; Steel
• Fits 2003-2005 Ford Excursion, N/A; 18mm to 20mm Stepped Dowel Pin; Steel

This part cross-references FEL-PRO (e.g., ES 72245, ES 72248) for the same application.

Detailed Description

Mahle GS33593 is a cylinder head dowel pin set used to locate the cylinder head accurately during engine assembly or repair. The stepped 18mm to 20mm design and 19.50mm overall length make it a direct-match hardware choice for select Ford diesel applications, including Ford F-250 Super Duty, Ford F-350 Super Duty, Ford E-350 Super Duty, Ford E-350 Club Wagon, and Ford Excursion models listed in the fitment data. Mahle GS33593 is supplied as a two-piece set and follows OEM-standard specifications for consistent alignment during service work.

Common Uses

• Corrects cylinder head alignment issues during engine rebuilds
• Replaces worn, damaged, or missing head dowel pins
• Helps restore proper head-to-block location after machining or gasket service
• Supports accurate reassembly on Ford Super Duty and Excursion engine repairs

Installation Notes

Verify the engine uses an 18mm to 20mm stepped dowel pin before installation. Compare the original pin diameter and length to the Mahle GS33593 specifications, and confirm the cylinder head and block locating surfaces are clean and free of debris. Because this is engine hardware, careful measurement and correct seating are important for proper alignment.

Quality Assurance

Mahle is known for sealing and engine components used by OEMs and technicians worldwide. The GS33593 follows OEM-standard requirements and is built for the specified Ford applications and interchange references listed above.