Description
Part Number: BC3982-E
Brian Crower Viton Exhaust Valve Stem Seals (7mm) – Nissan RB26DETT
Premium high-temperature Viton valve stem seals engineered for high-rpm oil control and boosted performance on Nissan RB26DETT engines.
Key Features
- ☑ Manufactured from high-grade Viton synthetic fluoropolymer for extreme heat and chemical resistance
- ☑ Precision 7.0mm sizing engineered specifically for RB26DETT exhaust valve stems
- ☑ Prevents valve stem oil bypass under high cylinder head temperatures and elevated exhaust backpressure
- ☑ Enhanced resistance to hardening and cracking compared to standard OEM rubber seals
- ☑ Set of 12 seals providing a complete exhaust valve stem refresh for 6-cylinder 24V RB engines
Technical Specifications
| Brand | Brian Crower |
|---|---|
| Manufacturer Part Number | BC3982-E |
| Engine Application | Nissan RB26DETT (also fits RB25DET exhaust valve stems) |
| Position | Exhaust Valve Stem |
| Valve Stem Diameter | 7.0mm |
| Material | High-Temp Viton™ Rubber with Steel Outer Casing |
| Quantity Supplied | Set of 12 Seals |
What’s Included in the Box
- 12x Brian Crower Viton Exhaust Valve Stem Seals (7.0mm – MPN BC3982-E)
Engineered to withstand high manifold heat, extreme cylinder pressures, and sustained high-RPM operation, Brian Crower Viton valve stem seals deliver uncompromising oil containment for your Nissan RB engine rebuild. Order from JP Racing for expert technical support and fast UK shipping.




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