Racing Valve Set for 1989-2000 Nissan 300ZX / Fairlady Z by Tomei
The oversized head diameter is designed specifically for each application, significantly improving the flow rate. Waisted stem allows a greater volume of air/gases to enter and exit the combustion chamber as the valve extends. The head, face, stem and lock groove designs have also been optimized to enhance sealing performance, efficiency and durability.
Features
- Intake Valve Material: SUH35 Heat Resistant Steel
- Intake Head Diameter: 34.50mm
- Intake Stem Diameter: 5.97mm
- Intake Valve Length: 103.15mm
- Exhaust Valve Material: Inconel 751 Alloy
- Exhaust Head Diameter: 30.00mm
- Exhaust Stem Diameter: 5.97mm
- Exhaust Valve Length: 103.75mm
Benefits
- High-flow
- Ultra durable
- Designed to withstand high power applications
