Powerstroke Products O-Ring Heads NEW 2003-2007 Powerstroke

• Loaded Head 
• For 18mm Dowels 
• Machined for O-Rings 
• New Valves, Springs, & Seals 
• 1-Year Unlimited Mileage Warranty
• Sold individually
• We also offer studs and head gaskets! (Sold separately)

ATTENTION: 2003.5-2006.5 are 18mm heads, 2006.5-2007 are 20mm heads.