Roush 427IRFS-C 427 C.I.D. Crate Engine – Fuel-Injected Small Block Ford Power for Classic & Custom Builds
Unleash Legendary Ford 427 Performance with Modern Fuel Injection by ROUSH
The Roush 427IRFS-C Crate Engine is the ultimate solution for builders who want classic 427 cubic inch Ford small-block power with the modern reliability and drivability of electronic fuel injection. Engineered and assembled by Roush Industries Inc., this engine delivers 560+ horsepower and 540+ lb-ft of torque—all with street-friendly manners and bulletproof construction.
Whether you’re building a restomod, hot rod, Cobra replica, or Pro-Touring machine, the Roush 427IRFS-C brings big-inch Ford power in a fully turn-key package, complete with an 8-stack fuel injection system that blends classic looks with modern EFI performance.
🔧 Roush 427IRFS-C Crate Engine Key Specifications
| Feature | Details |
|---|---|
| Displacement | 427 CID / 7.0L |
| Horsepower | 560+ HP |
| Torque | 540+ lb-ft |
| Compression Ratio | 10.5:1 |
| Block Material | Cast Iron or Dart Block (Verify) |
| Cylinder Heads | Roush-Aluminum, CNC Ported |
| Camshaft | Hydraulic Roller, Performance Grind |
| Induction | 8-Stack Fuel Injection (Classic Look, EFI Performance) |
| Fuel Delivery | Multi-Port Electronic Fuel Injection |
| Ignition | Complete Ignition System Included |
| Oil Pan | Included |
| Water Pump | Included |
| Harmonic Balancer | Included |
| Flywheel/Flexplate | Not Included |
| Wiring Harness / ECU | Included |
| Warranty | 2-Year / 24,000-Mile Roush Limited Warranty |
⭐ Why Choose the Roush 427IRFS-C?
✅ Fuel-Injected 8-Stack System
Classic Weber-style looks with modern EFI control—drivability with the vintage wow factor.
✅ Big Power, Big Torque
Over 560HP and 540 lb-ft of torque from a hand-assembled 427 cubic inch Ford V8.
✅ Turnkey Solution
Includes wiring harness, ECU, water pump, ignition system—engineered for simplicity and reliability.
✅ Ideal for High-End Builds
Whether it’s a Cobra replica, classic Ford muscle car, or Pro-Touring machine, this engine brings both performance and prestige.
📦 What’s Included
-
Complete Assembled 427 Crate Engine
-
8-Stack EFI Induction System
-
ECU & Wiring Harness
-
Water Pump
-
Harmonic Balancer
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Oil Pan
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Ignition System
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Dyno-Tested with Printout Included
🛠️ Ideal Applications for This Engine
| Application | Why It’s Ideal |
|---|---|
| Cobra Replicas | Classic look, modern drivability, period-correct sound |
| Restomods / Hot Rods | Big power, turnkey installation, stunning underhood |
| Pro-Touring Builds | High torque, streetable EFI tuning, reliable for track use |
| Classic Mustangs / Fords | Blends heritage performance with updated technology |
