ARP Pro Series Cylinder Head Stud+Main Stud Kit Fits BMW 2.5L(M50) - 3.2L(S52US)
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ARP Pro Series Cylinder Head Stud+Main Stud Kit Fits BMW 2.5L(M50) - 3.2L(S52US)

$375.62
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Product Description   BRAND NEW IN BOX   You are bidding on a Brand New Set of ARP   Includes:   ARP - Main Stud Kit  ARP - Head Stud Kit   FITMENTS : BMW 2.5L(M50) & 3.2L (S52US) inline 6   1-) Part Number: ARP - 201-5000   These ARP main studs are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and thread-rolled to Mil-S-8879 specs, with a black oxide finish for corrosion resistance. The kits come complete with hardened washers and high-strength hex nuts.   2-) Part Number:  ARP - 201-4302   Pro series cylinder head studs from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 220,000 psi. ARP Pro series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.

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