ARP Head Stud Kit - 93+ Mitsubishi 4G63 7-Bolt, EVO 7,8,9 M11 Custom Aged 625+ - 207-4302 -12AN These custom valved units (to

These custom valved units (to perfectly match the weight of the aluminum Forester hoods) are paired with clear zinc hardware and a quick-release ball and socket

reducing the chance of suction side cavitation and vapor lock

S209 2019 Light-weight alloy that is stronger than the original steel

your WRX can achieve a XX Degrees Fahrenheit (XX

Universal fitment used to mount your Hybrid Racing shifter and or any other item

ARP Head Stud Kit - 93+ Mitsubishi 4G63 7-Bolt, EVO 7,8,9 M11 Custom Aged 625+ - 207-4302 -12AN These custom valved units (toIt 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