The Supertech black nitride exhaust valve set for Ford Falcon Barra XR6 engines is supplied as twelve matched valves sized 32 x 5.98 x 105.80 mm. The black nitride finish offers a surface treatment noted in the source, and the valves are specified for exhaust-side use on the Barra XR6 platform. Sold as a full set for head servicing.
Supertech Ford Falcon Barra XR6 32mm x 5.98mm x 105.80mm Black Nitride Exhaust Valve - Set of 12