
Inside the LS engine sits a part, and no one knows its proper name. And while we're not even sure what the correct name is, we can tell you that this factory plastic piece plays a critical role in the Gen III and Gen IV LS engines...

Inside the LS engine sits a part, and no one knows its proper name. And while we're not even sure what the correct name is, we can tell you that this factory plastic piece plays a critical role in the Gen III and Gen IV LS engines...