ARP Head Stud Kit - Toyota Celica, Matrix, Corolla 2ZZGE 1.8L ARP2000 - 203-4302 Electronic Accessories The included application-specific CNC-machined aluminum

The included application-specific CNC-machined aluminum sandwich plate has been designed to allow proper clearance of the stock oil filter

HC8-HDR4 kit features ACT's most popular Heavy Duty pressure plate

The upgraded gear selector springs aren't required but are recommended to further improve the feel of your gear changes

05-8/06 Scion TC 2

ZM5-HDG4 kit features ACT's most popular Heavy Duty pressure plate

ARP Head Stud Kit - Toyota Celica, Matrix, Corolla 2ZZGE 1.8L ARP2000 - 203-4302 Electronic Accessories The included application-specific CNC-machined aluminumIt 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