Ford Zetec 2.0 ARP Head Stud and Nut Kit, ST170, Zetec Turbo, Focus RS Mk1
A great upgrade for any engine, especially if modified giving more performance, these ARP head stud and nut kits do not stretch unlike standard head bolts can, which can lead to the head lifting under boost pressure resulting in compression, coolant, or oil related issues.
Suites all 1.8 and 2.0 silvertop and blacktop zetec engines
Ideal upgrade for modified engines, includes fitting instructions and ARP Ultra Torque Lube
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