These ARP main studs are made from 8740 chromoly steel and have a 200,000 psi tensile-strength rating. They are precision centerless-ground and thread-rolled to Mil-S-8879 specs, with a black oxide finish for corrosion resistance. The kits come complete with hardened washers and high-strength hex nuts.
ARP 247-5402 5.9L 12-Valve Cummins 14mm Main Studs
$324.99
-
Fits: 89-98 (5.9L) 12-valve Cummins trucks
If your Engine has 2 factory oil drains you will need the 12mm Main Stud Kit (See Product Below)
ARP 247-5401 98.5-12 24-Valve Cummins 2-Bolt 12mm (without factory block stiffener)
Reviews
There are no reviews yet.