ARP water pump pulley bolt kits will provide the reliability required in racing and high performance street applications. These premium-grade, 170,000 psi pulley bolts securely attach the pulley to the water pump on your engine. Washers are included.
        
      - Style:
 - Bolt
 - Head Style:
 - 12-point
 - Thread Size:
 - 5/16-24 in.
 - Underhead Length (in.):
 - 0.750 in.
 - Washers Included:
 - Yes
 - Material:
 - Stainless steel
 - Finish:
 - Polished
 - Quantity:
 - Sold as a set of 4.
 - Special Attention:
 - Anti-seize should be used on all stainless steel fasteners.