These are a high performance replacement for your factory head bolts. If you're looking to add a lot of horsepower, these are the most durable option.
FEATURES
Tensile Strength - 260,000-300,000 PS...
These studs go through an exclusive heat treatment method, distinct from those used in the automotive, commercial, and aerospace industries. This process allows OptiTorque to achieve higher tensile...
These are a durable replacement for your factory head bolts. If you're looking to add little to no horsepower, these are the most cost effective option.
FEATURES
Tensile Strength - 180,000-220,000...
These studs go through an exclusive heat treatment method, distinct from those used in the automotive, commercial, and aerospace industries. This process allows OptiTorque to achieve higher tensile...
As cylinder pressures, springs pressure and rpm increase, the stress on your factory pushrods increases far beyond the level of stress your factory pushrods were designed for. If you are above 500h...
Smeding Diesel 104LB Valve SpringsComplete set of 104LB valve springs for 1998.5-2018 Cummins.A must have for performance enthusiasts running 50 PSI boost or greater. Includes (24) performance valv...
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