ARP Head Stud Kit - Honda/Acura 2.0L (B20A5) - 208-4703 Porsche Boxster 981 We use a true beam

We use a true beam design all the way through the length of the stud (it's not necked-down or undercut like others) resulting in better clamping force and torque values

Reinforced M6 threaded HANS/HNR inserts are mated to the shell along with an expanded polystyrene (EPS) liner

Pair them with the COBB Fuel Line Kit and Fuel Pressure Regulator Kit to build a complete system

Boxster COBB Accessport with PDK Flashing

ARP Head Stud Kit - Honda/Acura 2.0L (B20A5) - 208-4703 Porsche Boxster 981 We use a true beamIt 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, theres 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 vertically into special racks and precisely heat treated