The Ferrea Competition Plus oversized exhaust valve set is a pack of twelve valves for Nissan RB26 applications, each with a 31.15mm head, 6.9mm stem and a 22° face. These valves are listed with an over-size specification and a flow-radiused groove to complement porting work. Supplied as a full 12-valve set, they support RB26 head rebuilds where oversize exhaust faces are required.
Ferrea Nissan RB26 31.15mm 6.9mm 101.52mm 22Deg Flo O/S Rad Grv Comp Plus Exh Valve - Set of 12