The Ferrea Comp Plus exhaust valve set for Toyota 1GR‑FE applications includes twelve +1 mm oversize exhaust valves with a 30.5 mm head, 5.46 mm stem and 105.95–approximate 25° tapered flow profile supplied in a single‑groove configuration. This matched set supports +1 mm oversize installs and complete exhaust valve replacements on 1GR‑FE cylinder heads during rebuilds.
Ferrea Toyota 1GR-FE 30.5mm 5.46mm 25 Deg Taper Flo +1mm Sgl Grv Comp Plus Exh Valve - Set of 12