ARP 230-4301 Head Stud Kit for CHEVROLET DuRAMax 6.6L (2017-2021)(L5P) ARP2000 ymm_20 They are both forged from

They are both forged from aerospace alloy and heat-treated prior to thread rolling and machining

hardened washers

Country 1961-1971

900 rpm when using a combination of the Slip-On Race Line (Titanium) with an Evolution Link Pipe (SS) and tested on the Akrapovič dyno against a GR Yaris with a standard stock exhaust

ARP 230-4301 Head Stud Kit for CHEVROLET DuRAMax 6.6L (2017-2021)(L5P) ARP2000 ymm_20 They are both forged fromCylinder Head Stud by ARP. The engineers at ARP spent quite a bit of time developing these highly effective, unique oil pan studs. Theyre designed to make it as easy as possible to install a pan and seal it properly. Youll note that the studs have a radiused bullet nose that serves to locate the pan rails, then allow the nuts to be easily installed without the worry of cross threading. For those who prefer bolts, ARPs got you covered, too.