Description
Part Number: MAIVN-1206
Supertech Black Nitrided Intake Valve – Mazda 2.3L DISI Turbo
Engineered for high-boost, high-temperature motorsport applications delivering superior volumetric efficiency and valvetrain durability.
Key Features
- ✓ Precision CNC-machined from single-piece forged EV8 stainless steel
- ✓ Proprietary Black Nitride surface treatment for reduced friction and increased stem hardness
- ✓ Micro-polished stem finish minimizes valve guide wear under extreme loads
- ✓ Optimized head profile designed to maximize airflow velocity and intake capacity
- ✓ Fully compatible with high-rpm, high-boost, and aggressive camshaft configurations
Technical Specifications
| Manufacturer | Supertech Performance |
|---|---|
| Part Number | MAIVN-1206 |
| Engine Fitment | Mazda 2.3L DISI Turbo (MZR L3-VDT / MPS / CX-7) |
| Valve Location | Intake Side |
| Head Diameter | 35.00mm (Standard Size) |
| Stem Diameter | 5.97mm |
| Overall Length | 103.10mm |
| Material / Finish | EV8 Stainless Steel / Black Nitride Coating |
What’s Included in the Box
- 1x Supertech MAIVN-1206 Black Nitrided Intake Valve
Supertech Performance products are globally recognised across elite motorsport for precision manufacturing and valve train reliability. As a dedicated UK performance parts stockist, JP Racing supplies genuine Supertech hardware with expert advice and fast dispatch nationwide.




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