The GSC Power Division exhaust valve set for Subaru/Scion FA20 engines features chrome‑polished exhaust valves with a 30mm head and +1mm oversize, supplied as a set of 50. Sold for FA20 applications, these valves provide consistent oversize sizing for engine rebuilds or valvetrain refreshes, offering a finished polish for reliable seating and repeatable fitment in OE valve guides.
GSC P-D Subaru/Scion FA20 Chrome Polish Exhaust Valve - 30mm Head (+1mm) - Set of 50