Buick Grand National ARP Head Bolt kit PN 123-3703

Buick Grand National ARP Head Bolt kit PN 123-3703

Buick Grand National 1985-1987 ARP Head Bolt Kit

 

Replacing your head gasket??

 Then it is critical to use ARP hardware. ARP builds very high tensile strength fittings and hardware used in race and performance cars all over the world. They are important in that they do not stretch like the factory bolts.