MCR
4D56 +30 Nozzles - MCR
4D56 +30 Nozzles - MCR
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4D56 +30 Nozzles – MCR (Set of 4)
High-quality Japanese performance nozzle set — MCR +30% injector nozzles
Increase torque, improve throttle response, and clean up combustion with a set of 4× MCR +30 nozzles for Mitsubishi 4D56 common-rail diesel engines. These Japan-manufactured nozzles deliver increased fuel volume within the usable injection window, allowing shorter pulse widths and better control when paired with the correct tune.
✅ Direct replacement for standard Denso injectors — tuning required
Please leave your Rego & State, or VIN before adding this item to cart.
🔧 Suits
- Mitsubishi Triton — 4D56 2.5L
- Mitsubishi Pajero — 4D56 2.5L
- Mitsubishi Challenger — 4D56 2.5L
VIN confirmation recommended before ordering to ensure correct injector variant.
📦 What’s Included
- 4 × MCR +30 injector nozzles (Japanese Quality)
Injectors, seals and fitting kits not included unless stated.
🧰 Installation Notes
Professional installation by a diesel injector specialist is strongly recommended. Correct cleanliness, shimming and flow testing are critical for performance and injector life.
🛠 Minimum Recommended Tools
- Air compressor & blower
- 1/4″ & 1/2″ socket sets + extensions
- Accurate torque wrenches
- Injector line spanners / crows foot
- Bench vice
- Scan tool with injector relearn capability
🧼 Additional Consumables (Recommended)
- Brake & parts cleaner
- Clean engine oil or assembly lubricant
- Lint-free cloths
- Injector seat cleaning tools
- 4D56 injector fitting kit
⏱️ Estimated install time: ~2–5 hours (skill dependent)
🔥 ECU tuning required after installation.
🧪 Tuning & Setup
- ECU remap required to correctly scale fueling and rail pressure
- Injectors should be bench-tested and shimmed after nozzle installation
- Perform injector learning / adaptation using a compatible scan tool
- Monitor EGTs and boost post-tune
💡 Recommended Supporting Mods
- Upgraded intercooler
- High-flow intake
- 3″ exhaust system
- Accurate boost & EGT monitoring
Emissions-related modifications may be restricted for road use — check local regulations.
💳 Payment & 🚚 Shipping
- Afterpay, Humm, Klarna & Zip available
- Free Express Shipping Australia-Wide
Frequently Asked Questions
Do I need a tune after installing +30 nozzles?
Are these genuine Japanese MCR nozzles?
Will they increase smoke?
What supporting mods are recommended?
