ARP2000 Performance Cylinder Head Stud Set to suit Toyota 1KD and 2KD engines.
Included are eight long studs and ten short studs with washers and nuts to suit.
No modification to head bolt holes in the block or head is required!
These ARP2000 head studs are a heavily alloyed martensitic quench hardened and tempered steel that offer an 8.4-19% increase in clamping load at around 85% of the studs yield strength.
Stud Yield Strength:
11,590 kg
Advantages of ARP2000 Head Studs over Standard 1KD-FTV 10.9 Grade head bolts:
Increased head clamping force for performance applications - Clamping Load at 170 Nm - (75% of Yield Strength) - 8636kg
These 1KD Head Studs offer a more evenly distributed and accurate torque load compared to that of regular head bolts
Reusable (if in spec)
What this ultimately translates into an increase in reliability for performance applications and a lower chance of head gasket failure.
This ARP2000 Head Stud set also includes ARP Ultra-Torque lubricant
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