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ATK HP20C-EFI Stage 3 EFI Long Block Crate Engine – Ford 347 Stroker, 410 HP
The ATK HP20C-EFI is a remanufactured Ford 347 (5.7L) Windsor stroker Stage 3 long block rated 410 HP, with 10.0:1 compression, aluminum heads, hydraulic roller cam, 28 oz. external balance and FiTech EFI.
PERFORMANCE STARTS AT THE CORE
BUILT TO KEEP
EQUIPMENT RUNNING
The ATK HP20C-EFI is a remanufactured Ford 347 (5.7L) Windsor stroker Stage 3 long block rated 410 HP, with 10.0:1 compression, aluminum heads, hydraulic roller cam, 28 oz. external balance and FiTech EFI.
- Actual Engine Displacement: 5.7L/347
- Advertised Compression Ratio: 10.0:1
- Air Cleaner Included: No
- Assembled: Yes
- Brand: ATK High Performance Engines
Dependablepower →
COMPLETE PRODUCT INFORMATION
Full Product Description
The ATK HP20C-EFI is a remanufactured Ford 347 (5.7L) Windsor stroker Stage 3 long block rated 410 HP, with 10.0:1 compression, aluminum heads, hydraulic roller cam, 28 oz. external balance and FiTech EFI. Includes computer, heads, distributor, flexplate, balancer, intake, oil pan, plug wires, plugs, throttle body, timing cover, valve covers, water pump and harness; air cleaner, carburetor, flywheel and supercharger are not included.
Specifications
- Brand: ATK High Performance Engines
- Part / Model Number: HP20C-EFI
- Actual Engine Displacement: 5.7L/347
- Advertised Compression Ratio: 10.0:1
- Assembled: Yes
- Cam Style: Hydraulic roller
- Crate Engine Cylinder Head Material: Aluminum
- Crate Engine Family: Ford Windsor
- Engine Balance: External, 28 oz. imbalance
- Engine Block Material: Cast iron
- Intake Manifold Style: Fuel Injection
- Part Type: Crate Engines
- Rear Main Seal Style: 1-piece
- Remanufactured: Yes
Included: Computer, Cylinder Heads, Distributor, Flexplate, Harmonic Balancer, Intake Manifold, Oil Pan, Spark Plug Wires, Spark Plugs, Throttle Body, Timing Cover, Valve Covers, Water Pump, Wiring Harness.
Technical Specifications
Product data| Product | ATK HP20C-EFI Stage 3 EFI Long Block Crate Engine – Ford 347 Stroker, 410 HP |
|---|---|
| SKU | HP20C-EFI |
| Actual Engine Displacement | 5.7L/347 |
| Advertised Compression Ratio | 10.0:1 |
| Air Cleaner Included | No |
| Assembled | Yes |
| Brand | ATK High Performance Engines |
| Cam Style | Hydraulic roller, OE roller |
| Carburetor Included | No |
| Computer Included | Yes |
| Crate Engine Cylinder Head Material | Aluminum |
| Crate Engine Family | Ford Windsor |
| Cylinder Heads Included | Yes |
| Distributor Included | Yes |
| Engine Balance | External, 28 oz. imbalance |
| Engine Block Material | Cast iron |
| Flexplate Included | Yes |
| Flywheel Included | No |
| Harmonic Balancer Included | Yes |
| Intake Manifold Included | Yes |
| Intake Manifold Style | Fuel Injection |
| Manufacturer's Part Number | HP20C-EFI |
| Notes | Includes FiTech EFI system. Comes with fox body oil pan. Must use an Ignition Box with this EFI unit. |
| Oil Pan Included | Yes |
| Part Type | Crate Engines |
| Product Line | ATK High Performance Ford 347 Stroker 410 HP Stage 3 Long Block Crate Engines with EFI |
| Quantity | Sold individually. |
| Rear Main Seal Style | 1-piece |
| Remanufactured | Yes |
| Spark Plug Wires Included | Yes |
| Spark Plugs Included | Yes |
| Supercharger Included | No |
| Throttle Body Included | Yes |
| Timing Cover Included | Yes |
| UPC | 653517517792 |
| Valve Covers Included | Yes |
| Water Pump Included | Yes |
| Wiring Harness Included | Yes |
Engineered forreal-world performanceHP20C-EFI
DELIVERY & AFTER-SALES INFORMATION
Shipping & Returns
Important information for this product before and after purchase.Heavy or oversized equipment delivery is coordinated according to the product and destination address.
Timing and applicable delivery arrangements are confirmed during checkout or by Kayros Tool support.
Contact Kayros Tool before returning an item so eligibility, product condition, and return instructions can be confirmed.
Overview
The ATK HP20C-EFI is a remanufactured Ford 347 (5.7L) Windsor stroker Stage 3 long block rated 410 HP, with 10.0:1 compression, aluminum heads, hydraulic roller cam, 28 oz. external balance and FiTech EFI. Includes computer, heads, distributor, flexplate, balancer, intake, oil pan, plug wires, plugs, throttle body, timing cover, valve covers, water pump and harness; air cleaner, carburetor, flywheel and supercharger are not included.
Specifications
- Brand: ATK High Performance Engines
- Part / Model Number: HP20C-EFI
- Actual Engine Displacement: 5.7L/347
- Advertised Compression Ratio: 10.0:1
- Assembled: Yes
- Cam Style: Hydraulic roller
- Crate Engine Cylinder Head Material: Aluminum
- Crate Engine Family: Ford Windsor
- Engine Balance: External, 28 oz. imbalance
- Engine Block Material: Cast iron
- Intake Manifold Style: Fuel Injection
- Part Type: Crate Engines
- Rear Main Seal Style: 1-piece
- Remanufactured: Yes
Included: Computer, Cylinder Heads, Distributor, Flexplate, Harmonic Balancer, Intake Manifold, Oil Pan, Spark Plug Wires, Spark Plugs, Throttle Body, Timing Cover, Valve Covers, Water Pump, Wiring Harness.
Specifications
Actual Engine Displacement: 5.7L/347
Advertised Compression Ratio: 10.0:1
Air Cleaner Included: No
Assembled: Yes
Brand: ATK High Performance Engines
Cam Style: Hydraulic roller, OE roller
Carburetor Included: No
Computer Included: Yes
Crate Engine Cylinder Head Material: Aluminum
Crate Engine Family: Ford Windsor
Cylinder Heads Included: Yes
Distributor Included: Yes
Engine Balance: External, 28 oz. imbalance
Engine Block Material: Cast iron
Flexplate Included: Yes
Flywheel Included: No
Harmonic Balancer Included: Yes
Intake Manifold Included: Yes
Intake Manifold Style: Fuel Injection
Manufacturer's Part Number: HP20C-EFI
Notes: Includes FiTech EFI system. Comes with fox body oil pan. Must use an Ignition Box with this EFI unit.
Oil Pan Included: Yes
Part Type: Crate Engines
Product Line: ATK High Performance Ford 347 Stroker 410 HP Stage 3 Long Block Crate Engines with EFI
Quantity: Sold individually.
Rear Main Seal Style: 1-piece
Remanufactured: Yes
Spark Plug Wires Included: Yes
Spark Plugs Included: Yes
Supercharger Included: No
Throttle Body Included: Yes
Timing Cover Included: Yes
UPC: 653517517792
Valve Covers Included: Yes
Water Pump Included: Yes
Wiring Harness Included: Yes
Shipping & Returns
NST Cargo coordination: Heavy or oversized equipment delivery is coordinated according to the product and destination address.
Delivery estimate: Timing and applicable arrangements are confirmed during checkout or by Kayros Tool support.
Returns: Contact Kayros Tool before returning an item so eligibility, condition, and instructions can be confirmed.
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ATK HP20C-EFI Stage 3 EFI Long Block Crate Engine – Ford 347 Stroker, 410 HP$5,256.98

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