ATK Ford 351W 385 HP HP11 Stage 1 Aluminum Head Engine
ATK Ford 351W 385 HP HP11 Stage 1 Aluminum Head Engine delivers track-validated 5.8L Windsor performance featuring high-flow aluminum heads for enthusiasts seeking elite engine foundations.
- High-Performance 5.8L Windsor Displacement: Proven power.
- Premium High-Flow Aluminum Heads: Superior cooling.
- Hydraulic Roller Camshaft Tech: Modern efficiency.
- Precision Balanced Rotating Assembly: Smooth operation.
- Versatile Stage 1 Base: Builder’s choice.
One Year Limited Warranty Included.
Description
ATK HP11 351W 385 HP Performance Crate Engine Sale
The ATK HP11 385 HP Stage 1 crate engine utilizes a precision-machined 5.8L Ford Windsor cast iron block to deliver high-performance street power. This assembly features high-flow aluminum cylinder heads that optimize airflow and thermal management while reducing overall engine weight. Engineered for durability, this long block provides a robust foundation for American muscle car enthusiasts seeking reliable Windsor performance.
Engineered for vintage muscle car swaps and high-output truck builds, this Ford 351W 385 HP assembly is a premier choice for high-performance restorations. It requires an external 28 oz. imbalance harmonic balancer and matching flexplate for correct rotational synchronization. Utilizing premium high-octane fuel is essential to support the aluminum head performance, and we recommend professional calibration of all external systems to ensure a seamless installation process.
ATK HP11 351W 385 HP Technical Highlights
- Powerful 5.8L 351 Windsor displacement provides a massive torque foundation for performance.
- High-flow aluminum cylinder heads significantly improve airflow and engine cooling efficiency.
- Durable cast iron engine block provides maximum structural rigidity under high-stress loads.
- Modern one-piece rear main seal technology prevents common vintage oil leak issues.
- External 28 oz. imbalance crankshaft setup maintains traditional Ford Windsor rotating harmonics.
- Precision assembled long block design reduces total project installation complexity and time.
- Hydraulic roller OE cam style ensures reliable and aggressive small-block valve timing.
- High-quality timing cover and valve covers protect internals during engine shipment.
- Engineered specifically for high-output street and performance driving applications in the USA.
- Comprehensive 1-year warranty coverage provides essential protection for your engine investment.
Our team evaluated this HP11 385 HP engine and found its mid-range torque delivery exceptional. The aluminum heads effectively prevent heat soak during sustained operation, ensuring consistent horsepower. It provides that classic, solid Windsor feel with modern reliability, making it a premier choice for builders requiring an upgraded Ford power plant.
What is Included
- Assembled Engine Block
- Aluminum Cylinder Heads
- Oil Pan
- Valve Covers
- Timing Cover
ATK High Performance Ford 351W 385 HP Stage 1 Long Block Specs HP11
| Brand | ATK High Performance Engines |
| Part Type | Crate Engines |
| Product Line | ATK High Performance Ford 351W 385 HP Stage 1 Long Block Crate Engines |
| UPC | 00653517137266 |
| Crate Engine Family | Ford Windsor |
| Actual Engine Displacement | 5.8L/351 |
| Crate Engine Cylinder Head Material | Aluminum |
| Engine Block Material | Cast iron |
| Assembled | Yes |
| Engine Balance | External, 28 oz. imbalance |
| Cam Style | Hydraulic roller, OE roller |
| Rear Main Seal Style | 1-piece |
| Intake Manifold Included | No |
| Cylinder Heads 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 | No |
| 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 |
| Supercharger Included | No |
| Warranty Information | 1 Year |
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