If you are going to be running boost levels over 9 psi, we recommend you upgrade your head bolts to these made by ARP. They are chromoly with a black oxide finish and rated at 180,000 psi–15 percent stronger than Grade 8 fasteners.
Cylinder Head Studs, Pro Series, 12-Point, 8740 Chromoly, Black Oxide, Washers, Jeep, 4.0L, Kit
Fastener Style:
Stud
Undercut Stud:
No
Head Style:
12-point
Fastener Material:
8740 Chromoly
Fastener Finish:
Black oxide
Washers Included:
Yes
Quantity:
Sold as a kit.
Notes:
Jeep 4.0L inline 6 cylinder.
Dropships direct from manufacturer.
This product was added to our catalog on Tuesday 03 March, 2020.