The Ferrea Super Alloy exhaust valve set for Nissan VR38DETT consists of twelve 32.2mm valves with 5.97mm stems and 92mm length, featuring a 24° taper seat and flow-faced geometry. Marketed as super-alloy exhaust valves, this set is specified for VR38DETT cylinder heads and intended to preserve factory seat angle and stem dimensions across all twelve valves for full-head rebuilds.
Ferrea Nissan VR38DETT 32.2mm 5.97mm 92mm 24 Deg Taper Flo Stk Super Alloy Exhaust Valve - Set of 12