We may receive a commission on purchases made from links. Imagine you could get all the brawny output of a robust V8 engine in your truck when needed, but also get improved fuel efficiency while ...

The failure is so much worse than the lifters. There is a systemic failure at GM right now where they are ignoring these problems, and have been, since the AFM/DOD system first debuted in 2007. It is ...

I have found that the collapsed lifter situation rarely makes any noise. In my case cylinder #6 just stopped working and the pushrod bent falling out of the lifters way. We stoipped the engine almost ...