Originally Posted by JDBishopArts
They changed the material of the rod so they don't need it.
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Huh?
They're piston cooling jets. They cool pistons. They have nothing to do with rods, and besides, the rods are the same for all coyotes through 2014.
They eliminated the squirters when they changed the pistons. The '13+ pistons have a phosphate coating on them and additional gas porting over the earlier coyote pistons. I suppose Ford deemed that enough of a change to keep the pistons together.
Read more:
http://s197forum.com/forum/showthread.php?t=88197