Billet Aluminium Valve Cover PCV Valve Kit Barb or AN Fitting Polished PFE663P Ford Barra They are manufactured from cast

They are manufactured from cast aluminum to provided proper structural rigidity and heat dissipation

– AF77-5000

These screw or push in and allows the adaptation from M19 x 1

more airflow

This set suits Ford Cleveland 351c-400 Oem Socket end (female cap)

Billet Aluminium Valve Cover PCV Valve Kit Barb or AN Fitting Polished PFE663P Ford Barra They are manufactured from castPFE663P Proflow Billet Aluminium Valve Cover PCV Valve Kit, Barb or AN Fitting, Polished Proflow's new push in PCV valve adaptor is machined from aluminium & comes equipped with barbed and AN6 Hose Ends to suit all applications. This valve allows you to push crankcase gasses back into the intake manifold.