18mm Cylinder Head Dowl Pin

Cometic C15147 18mm Cylinder Head Dowel Pin | 2003–2007 Ford 6.0L Powerstroke

Secure Head Alignment for Optimal Engine Sealing
The Cometic C15147 18mm Cylinder Head Dowel Pin is designed to accurately align the cylinder head during installation on your 2003–2007 Ford 6.0L Powerstroke. Proper alignment is essential for maintaining head gasket integrity, preventing leaks, and ensuring even torque distribution during head bolt installation.

Essential for Head Replacement or Rebuilds
If you're performing a top-end rebuild or replacing head gaskets, it's critical to inspect and replace dowel pins. This 18mm dowel fits early-model 6.0L Powerstroke engines and provides the correct factory-spec fit for trouble-free reassembly and long-term durability.

High-Quality Construction
Manufactured from precision-machined steel, this dowel pin resists deformation and wear under clamping pressure and heat cycles. It’s built to OE specifications and ensures perfect alignment every time the head is torqued down.

Key Features:

• Ensures precise cylinder head alignment on 6.0L Powerstroke engines

• OE-quality 18mm dowel for early model years

• Prevents head gasket leaks caused by misalignment

• Made from durable, high-strength steel

• Ideal for rebuilds, performance upgrades, or head gasket service

• Critical for proper sealing and engine longevity

Fitment: 2003, 2004, 2005, 2006, 2007 Ford F-250 / F-350 / F-450 / F-550 6.0L Powerstroke (18mm dowel applications)
Warranty: Manufacturer’s limited warranty
Fitment Notes: Verify dowel size before installation. Later models may use 20mm dowels—this 18mm version fits early-model 6.0L engines only.