Fitment Notes: 2008-2010 Ford Powerstroke 6.4L 
If you are wanting to keep your 6.4L Power Stroke on the road, you need to replace your head bolts with upgraded head studs. Thoroughbred Diesel Fastens are extremely strong and design to last!
These head studs have a much higher strength and will not stretch like the factory bolts will. This will help keep your truck from popping head gaskets. The Thoroughbred Diesel Fasteners Performance Head Studs are a
Heavy Duty stud designed for stock to moderately built 6.4L Power Stroke engines.
Tensile Strength: Over 220,000psi
Max Load: Over 120 KN
2008-2010 Diesel
Powerstroke 6.4 Liter
Steel
Powdercoat Black
Kit