Proflow valve cover grommets are designed to be installed in steel and aluminium valve covers, suiting breather caps, PCV valves, and block-offs. All grommets have a 1.25” OD.

Proflow valve cover grommets are designed to be installed in steel and aluminium valve covers, suiting breather caps, PCV valves, and block-offs. All grommets have a 1.25” OD.