BMW M50 M52 S50 S52 ARP Head Stud Kit Custom Age 625+ Type:Custom Age 625+ BMW M20B23 Applications:

BMW M20B23 Applications:

+ full stepped tubular and equal length headers

12x Exhaust Valves

Ultimate Street

- Arias Forged Piston Set: 84

BMW M50 M52 S50 S52 ARP Head Stud Kit Custom Age 625+ Type:Custom Age 625+ BMW M20B23 Applications:In collaboration with ARP, we offer a unique material called Custom Age 625+. This material has a tensile strength of 260 ksi, which is substantially higher than the 190 ksi of the ARP 2000 head stud. It's an ideal choice for individuals who want to push the limits of their M50 M52 S50 S52 Turbocharged and Supercharged engine builds and require a stronger head stud. Using Custom Age 625+ head studs allows you to increase boost levels without the