GSC Power Division Exhaust Valve Set for 4B11T 30mm Head +1mm Chrome Polished

GSC Power Division Exhaust Valve Set for 4B11T — 30mm Head (+1mm), Chrome Polished Brand: GSC Power Division Upgrade your 4B11T’s exhaust side with this precision-engineered valve set. Each chrome-polished exhaust valve features a 30mm head and +1mm oversize stem for improved flow, durability, and reliable seal under high-boost and high-RPM conditions. Key Features Application: Mitsubishi 4B11T engine (exhaust valves) Head Diameter: 30mm for increased exhaust flow Oversize: +1mm to allow for valve seat restoration and performance builds Finish: Chrome polished for corrosion resistance and smooth seating Set: Complete set of 8 valves for a full exhaust valve refresh Benefits Enhanced exhaust flow for improved turbo response and power band Durable construction to withstand high temperatures and aggressive cam profiles Oversize dimension supports regrind and long-term maintenance Precision finishing reduces wear and promotes consistent sealing Ideal for street performance, track use, or any rebuild where reliability and flow are priorities. Trust GSC Power Division for motorsport-grade valve components tuned to the demands of boosted 4B11T engines.