Single Head / Main Stud 260z Increasing the life span and

Increasing the life span and helps to put power down to the wheels

For the fitment guide please refer to the chart below:

Comes in three colour options blue

This combined with a 5-angle competition valve job

The threaded base fits in place of the jam nut

Single Head / Main Stud 260z Increasing the life span and7 16" Thread X 4. 000" OAL Part Number : ARAP4. 000 1LB It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, there's not a better stud setup on the market today. For openers, ARP only uses premium grade 8740 alloy and a proprietary ARP2000 alloy that are rated far superior to "aircraft" quality alloy steels. Secondly, each stud is placed