ARP 203-5409 Main Stud Kit for TOYOTA 3.0L (B58) I6 Supra 12pt ARP2000 ymm_18 with adequate fatigue properties for

with adequate fatigue properties for most racing applications

500˝ Thread Diameter-Pitch 3/8-16 Grip Diameter 3/8˝ Wrenching 7/16˝ Head Height 0

chrome moly was popularly considered a high strength material

165˝ thick washers included Fits Following Engines:Chevrolet LS Gen III/IV

580˝ UHL 3

ARP 203-5409 Main Stud Kit for TOYOTA 3.0L (B58) I6 Supra 12pt ARP2000 ymm_18 with adequate fatigue properties forARP 203 5409 Toyota 3. 0L (B58) I6 Supra Main Stud Kit Main Stud Kit by ARP. There are many important reasons to use ARP main stud kits including the elimination of main cap walk and fretting as well as protecting the threads in your engine block. All kits come complete with hardened parallel ground washers and high quality nuts. Some applications have provisions for mounting windage trays and have specially designed standoff studs with serrated lock