I didn't say they were the best? They have the most information about asymmetrical pistons as they were one of the first to bring asymmetrical pistons in an off the shelf flavor. This is why they were referenced in this thread.I'm not trying to be a dick, but you basically said JE pistons are the best and then later revealed that's what you are using.

Adam said Manley doesn't offer asymmetrical machining, but your pistons are asymmetric Manleys. Did you do some machining yourself? And just to clear this up, these are EcoBoost pistons and not the MZRs, right?
Juben, you're a gentleman and a scholar!Adam said Manley doesn't offer asymmetrical machining, but your pistons are asymmetric Manleys.
Stock cams. The FR ones won't be out until the end of next month if they actually ship something on time. I also didn't want to go through the expense or be the one to experiment with custom grinds.Stock, FR, or custom cams?