To maintain a reputation for "zero defects", ensure optimum quality control, and produce fasteners of exceptionally high quality, ARP controls all aspects of the manufacturing process, performing all operations in-house where they can be closely monitored. These water pump pulley bolts are a good example of how ARP takes extraordinary steps to produce the very finest products of their kind on the market today. To provide the reliability required in racing and high performance street applications, these 170,000 psi fasteners securely attach the water pump pulley. You can count on them to perform, and washers are included.
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- Provides the reliability you need for racing or high performance street applications
- Manufactured from rust-proof stainless steel with compact 12-point style heads
- Rated at 170,000 psi, which is stronger than Grade 8 hardware
- Features a 5/16-24 thread size, 2.125 under head length, and 1/2 socket size
- Kits come complete with washers
