There is no difference. Lightning and regular 5.4 SOHC F-150's use the same heads. I'd make sure to get timecerts or helicoils installed in that head before installing them. Might as well port and polish them too.
There is no difference. Lightning and regular 5.4 SOHC F-150's use the same heads. I'd make sure to get timecerts or helicoils installed in that head before installing them. Might as well port and polish them too.