These pumps are made from heat treated 4140 chromoly billets. Boundary oil pumps are guaranteed for as long as you... or the next guy owns them.
Boundary oil pump gears are machined in matched sets, and shipped with blueprinting paperwork. Their gears have been proven in applications of up to 400HP per Liter. They have found these gears to be nearly indestructible in all applications, and if you do ever manage to break a set, they'll happily replace it for free, Unlike others selling oil pump gears on the side, this is their one and only specialty and they take pride in the fact no one has ever broke a set of their gears.
The Coyote Motor oil pump from Boundary utilizes the Ford OEM housing which fits all Coyote Motors except the GT350.