GSC Power-Division Super Alloy Exhaust Valve for the Subaru EJ20/EJ257 Turbo Engine.
GSC Power-Division Super Alloy Exhaust Valve for the Subaru EJ20/EJ257 Turbo Engine.
GSC Power-Division Super Alloy Exhaust Valve for the Subaru EJ20/EJ257 Turbo Engine.
GSC Power-Division Super Alloy Exhaust Valve for the Subaru EJ20/EJ257 Turbo Engine.

GSC Power-Division Super Alloy Exhaust Valve for the Subaru EJ20/EJ257 Turbo Engine

GSC2015-8

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GSC Power Division Exhaust Valve Subaru

Stem Diameter (mm) Overall Length (mm) Head Diameter (mm)
6.0 104.25 33.00

GSC Power-Division Super Alloy Exhaust Valves for EJ20/25 Turbo are for those running high horsepower, high EGT set ups that need a valve that will last in 2000°F conditions. The Super Alloy Exhaust valves have chrome polished stems to create a smooth, durable finish for added life and better lubricity, especially when paired with the GSC Manganese bronze valve guides. Strength, heat resistance, and performance are engineered into every valve. Under head dish is maximized for weight savings while swirl polished and backcut heads promote better air flow without sacrificing durability.