🔥 ATK High Performance Ford 347 Stroker 450 HP Stage 3 Long Block Crate Engine (HP100C) – Unleash Maximum Street Power!
🏁 Looking for a powerful, high-performance engine for your classic Ford?
If you don’t have the time or means for a build, ATK High Performance Ford 347 Stroker Stage 3 long block crate engines are the answer. They’ll help anyone looking for a complete motor with reliable, on-street high performance. These fully-dressed (Stage 3) engines work with power accessories, produce a noticeable idle, and include all the Stage 2 components. They may also add in the following parts (among others): carburetion, filters, and spark system.
✅ Fully Assembled & Dyno Tested 5.7L (347 C.I.D.) Stroker V8 Engine
✅ Seasoned OE Roller Block (4.040 x 3.400 Bore/Stroke) – Proven durability
✅ Nodular Iron Crankshaft (3.400” Stroke, 28 oz. External Balance) – Stronger than stock
✅ 4340 Forged I-Beam Connecting Rods (5.400”) – Ultimate strength for high RPMs
✅ Forged Flat-Top Pistons (10.1:1 Compression Ratio) – Performance & reliability
✅ Dart Pro 1 Aluminum Cylinder Heads (58cc Chamber, 195cc Runners, 2.02/1.60 Valves)
✅ Hydraulic Roller Camshaft (231/235 Duration @ 0.050, .544”/.565” Lift, 112LSA)
✅ Billet Aluminum 1.6 Ratio Full Roller Rocker Arms – Smoother valve operation
✅ 5 Qt. Front Sump OE Oil Pan & High-Volume Oil Pump – Ensures proper lubrication
✅ Mechanical Fuel Pump – Reliable fuel delivery
✅ Ignition System: HEI Distributor, Spark Plug Wires, & Spark Plugs
✅ Intake Manifold & Carburetor Included – Optimized airflow for max power
✅ Harmonic Balancer & Flexplate Included – Balanced for smooth operation
✅ Valve Covers & Timing Cover Included – Sealed for long-term reliability
✅ Water Pump Included – Ensures proper engine cooling
⚠️ Excludes air cleaner, flywheel, and computer system.
🔹 Technical Specifications
| Feature | Details |
|---|---|
| Brand | ATK High Performance Engines |
| Manufacturer’s Part # | HP100C |
| Product Type | High-Performance Long Block Crate Engine |
| Summit Racing Part # | HPE-HP100C |
| Crate Engine Family | Ford Windsor |
| Actual Displacement | 5.7L / 347 C.I.D. |
| Horsepower | 450 HP |
| Torque | 440 lb-ft |
| Compression Ratio | 10.1:1 |
| Assembled? | ✅ Yes |
| Camshaft Type | Hydraulic Roller, Retro-Fit |
| Cylinder Heads Included? | ✅ Yes (Dart Pro 1 Aluminum) |
| Fuel System | ✅ Carbureted (Includes Carburetor & Intake Manifold) |
| Distributor Included? | ✅ Yes |
| Valve Covers Included? | ✅ Yes |
| Timing Cover Included? | ✅ Yes |
| Oil Pan Included? | ✅ Yes |
| Harmonic Balancer Included? | ✅ Yes |
| Water Pump Included? | ✅ Yes |
| Flexplate Included? | ✅ Yes |
| Flywheel Included? | ❌ No |
| Air Cleaner Included? | ❌ No |
| Spark Plugs Included? | ✅ Yes |
| Spark Plug Wires Included? | ✅ Yes |
| Computer Included? | ❌ No |
| Wiring Harness Included? | ❌ No |
| Supercharger Included? | ❌ No |
| Remanufactured? | ✅ Yes |
| Quantity | Sold Individually |
💪 A perfect balance of power, reliability, and performance!
🔹 Fitment & Compatibility
✔ Ideal for classic Mustangs, hot rods, muscle cars, and custom builds
✔ Compatible with Ford Windsor Small Block 302-based platforms
✔ Works with both automatic and manual transmissions
💡 Ensure compatibility with your vehicle before purchasing.
🔹 Installation Notes & Recommendations
🔧 Professional Installation Recommended – Proper break-in procedure is required
⚙️ Pre-Tuned for Optimal Performance – Minimal adjustments needed after install
🔩 Dyno-Tested & Quality Checked – Guaranteed power & reliability
⚠️ Some additional components may be required for full installation.
❓ Frequently Asked Questions (FAQ)
🔹 Is this engine a direct replacement for a stock Ford 302?
- Yes, it fits most vehicles using a 302-based Ford Windsor engine.
🔹 What type of fuel system does this engine require?
- It includes a carburetor and intake manifold for a complete setup.
🔹 Does this engine require a computer?
- No, it is a standalone carbureted engine with no computer or EFI required.
🔹 What fuel octane is recommended?
- Premium 91+ octane is recommended for best performance.
🔥 Order Your ATK High Performance Ford 347 Stroker 450 HP Stage 3 Long Block Crate Engine Today!
🏁 Give your ride the power it deserves with this fully assembled, dyno-tested 5.7L stroker engine!
✔ 450 HP & 440 lb-ft of Torque – Perfect for street builds
✔ Fully Balanced, Blueprinted & Assembled for Maximum Performance
✔ Includes Carburetor, Distributor, Fuel Pump, & More!
🛒 ORDER NOW & EXPERIENCE TRUE PERFORMANCE! 🏆💨
ATK Ford 347 Stroker 450 hp Stage 3 long block crate engines specs:
* 440 lbs.-ft. torque
* Seasoned OE roller block
* 4.040 x 3.400 bore/stroke
* 347 c.i.d. displacement
* Nodular iron crankshaft (3.400 in. stroke; one-piece externally balanced; 28 oz.)
* 4340 forged I-beam connecting rods (5.400) with ARP bolts
* Forged flat-top pistons with four valve reliefs
* Moly piston rings with 10.1:1 compression ratio
* Hydraulic roller camshaft with 231/235 duration at 0.050, 0.544 in./0.565 ex. Lift, 112LSA
* Installed camshaft bearings clocked to OEM position
* Dart Pro 1 aluminum cylinder heads with 58cc/195cc port volume and 2.02/1.60 in. valves
* Installed and sealed brass freeze plugs (oil galley plugs also installed and sealed)
* Billet aluminum 1.6 ratio full roller rocker arms
* 5 qt. front sump OE oil pan
* 430 lbs.
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