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Supertech Exhaust Valves 32mm – Subaru EJ20/EJ25
Supertech’s SEVI-1010-8 Inconel Exhaust Valves are designed for high-performance Subaru EJ20 and EJ25 engines. Built from heat-resistant Inconel-Nimonic alloy, these valves excel in high-temperature environments, making them ideal for turbocharged and race applications.
Engineered with precision, these 32mm single-groove valves offer excellent durability and flow characteristics—helping maintain performance and reliability under extreme conditions.
Key Features
- 32mm head diameter for OEM replacement fitment
- Manufactured from Inconel-Nimonic alloy for extreme heat resistance
- Single groove for secure retainer engagement
- Designed for high-RPM and forced induction builds
- Compatible with Subaru EJ20 and EJ25 engines
Technical Specifications
Specification | Value |
---|---|
Part Number | SEVI-1010-8 |
Valve Type | Exhaust |
Head Diameter | 32.00 mm |
Stem Diameter | 5.96 mm |
Overall Length | 104.7 mm |
Groove Type | Single Groove |
Material | Inconel-Nimonic |
Engine Fitment | Subaru EJ20 / EJ25 |
Quantity | 8 Valves |
No instructions available for this product.

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