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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
Its 150 lbs/in rate and 4
allowing for a straightforward installation process that can be completed with basic hand tools
This product is intended to improve ride comfort
Part #: 673-1001
ARP Head Stud Kit | 1989-1991 Porsche 944 S2 3.0L (204-4301) Exclusive - 1998-2006 Audi TT Quattro Its 150 lbs/in rate and1989 1991 Porsche 944 S2 Head Stud Kit by ARP Factory head bolts can begin to stretch with higher cylinder pressures and cause a enough space between the block and head for combustion to leak out. Not only are you losing power, you are putting your cooling system and head gasket at risk. Replacing the stock head bolts with ARP head studs creates a super strong connection between the head and the block and will ensure a positive seal of the head