Performance 6.0L Head 20mm with Performance Springs and O-Ringing T-Shirts In addition to Clevite engine

In addition to Clevite engine bearings being the only engine bearings of NASCAR Performance

MLS head gasket required when used with O-ringed heads

than two minutes

We can even build custom kits for specific race classes or applications

Sealed Housing Utilizes Factory Air Inlet and Auxiliary Air Inlet Scoop

Performance 6.0L Head 20mm with Performance Springs and O-Ringing T-Shirts In addition to Clevite enginePowerstroke Products 6. 0 Performance Head, Sold Each. Do you want to go fast at the drag strip? Pull the sled? Or have an all out street beast these heads are for you with approximately 200 cfm air flow which on a properly set up combination translates to 1600hp. That is real power you can use ! Heads come with 100# valve springs and O ring already installed ready to run.