0 ARP SKU: ARP 203-4703 ARP 203-4703 Head Stud Kit for Toyota 1.8L (1ZZFE/ 1ZZFR) 4-cylinder It 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, there’s not a better... $249.86 Decrease Quantity of undefined Quantity Increase Quantity of undefined Add to Cart The item has been added