Description
Roush 331SRXDSC Crate Engine – High-Performance Supercharged Power for Street & Track!
Take your build to the next level with the Roush 331SRXDSC Crate Engine!
The Roush 331SRXDSC Crate Engine is engineered for extreme power and reliability, featuring a supercharger, performance camshaft, and lightweight rotating assembly. This dyno-tested and race-proven engine is built for high-RPM performance, track-ready durability, and aggressive street driving.
The ultimate power solution for muscle cars, hot rods, and high-performance builds!
⚠️ Requires aftermarket fuel system, ignition, and ECU tuning for peak performance.
What’s Included in the Roush 331SRXDSC Crate Engine?
✅ High-Performance Supercharged Engine Block & Heads – Designed for maximum durability and high power output
✅ Internally Balanced Rotating Assembly – Ensures smooth, high-RPM operation
✅ Race-Optimized Cylinder Heads – Enhances airflow, combustion, and efficiency
✅ Custom-Tuned Supercharger System – Delivers instant throttle response and explosive acceleration
✅ Performance Camshaft & Valvetrain – Designed for high lift and duration, maximizing powerband
⚠️ EXCLUDES intake manifold, throttle body, ignition system, computer, wiring harness, and exhaust components.
Technical Specifications
| Feature | Details |
|---|---|
| Brand | Roush Industries Inc. |
| Manufacturer’s Part # | DL331SRXDSC |
| Product Type | Crate Engine |
| Summit Racing Part # | ROI-DL331SRXDSC |
| Crate Engine Family | Roush Racing |
| Actual Displacement | 5.4L / 331 C.I.D |
| Assembled? | ✅ Yes |
| Engine Block Material | High-Performance Cast Iron |
| Cylinder Head Material | Aluminum |
| Engine Balance | Internally Balanced |
| Camshaft Type | High-Performance Hydraulic Roller |
| Rear Main Seal Style | 1-Piece |
| Supercharger Included? | ✅ Yes |
| Carburetor Included? | ❌ No |
| Throttle Body Included? | ❌ No |
| Distributor Included? | ❌ No |
| Oil Pan Included? | ✅ Yes |
| Valve Covers Included? | ✅ Yes |
| Timing Cover Included? | ✅ Yes |
| Water Pump Included? | ❌ No |
| Harmonic Balancer Included? | ✅ Yes |
| Flexplate Included? | ❌ No |
| Flywheel Included? | ❌ No |
| Air Cleaner Included? | ❌ No |
| Spark Plugs Included? | ❌ No |
| Spark Plug Wires Included? | ❌ No |
| Computer Included? | ❌ No |
| Wiring Harness Included? | ❌ No |
| Quantity | Sold Individually |
Engineered for maximum torque, horsepower, and high-RPM reliability!
Fitment & Compatibility
✔ Designed for high-performance street builds, drag racing, and custom pro-touring applications
✔ Supercharged powerplant ideal for muscle cars, hot rods, and performance trucks
✔ Requires custom fuel system, ignition, and tuning for peak performance
Ensure your vehicle’s fuel and ignition system can handle the power of this extreme crate engine!
Installation Notes & Recommendations
Professional Installation Required – Ensures correct fitment, tuning, and safety
⚙️ Requires Aftermarket Fuel System & Ignition – Not included with the crate engine
Designed for High-Octane Performance Fuel – Requires premium or race fuel for optimal results
⚠️ Not emissions-certified—intended for off-road or racing applications.
❓ Frequently Asked Questions (FAQ)
What is the horsepower and torque output of this engine?
- The Roush 331SRXDSC is built for extreme horsepower and torque, with exact numbers depending on fuel setup, tuning, and supporting modifications. Contact Roush for dyno specifications.
Does this engine come with an ECU and wiring harness?
- No, this engine requires a standalone ECU and custom tuning for optimal performance.
Can I install this engine in a street car?
- Yes! While primarily designed for high-performance builds, this engine can be used in street applications with proper emissions and tuning modifications.
What fuel does this engine require?
- Premium 91+ octane fuel or racing fuel is recommended for maximum performance and engine longevity.
Does it include a supercharger or forced induction?
- Yes! This engine includes a high-performance supercharger for extreme power gains.
Order Your Roush 331SRXDSC Crate Engine Today!
Take your build to the next level with the high-performance Roush 331SRXDSC Supercharged Crate Engine!
✔ Supercharged Power for Maximum Performance
✔ Built for High-RPM Racing & Street Domination
✔ Dyno-Tested & Proven for Track and Street Use
✔ Designed for Custom Builds, Drag Racing, and Pro-Touring Applications
ORDER NOW & EXPERIENCE UNMATCHED PERFORMANCE!
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