Home » 2004 6.0L Power Stroke » 2003 6.0L Power Stroke – RUNNING CHANGES – High-Pressure Pump Cover without Sleeve

2003 6.0L Power Stroke – RUNNING CHANGES – High-Pressure Pump Cover without Sleeve

• Mid-way through 2003 MY, the sleeve in the high-pressure pump cover was removed.
• The sealing surface for the high-pressure oil discharge tube is now totally machined for the o-ring seal.