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Home Engines Crate Engines ATK High Performance Ford 408 Stroker 430 HP Stage 3 EFI Long Block Crate Engines HP21C-EFI
ATK High Performance GM 350 Vortec 350 HP Stage 1 Long Block Crate Engines HP32
ATK High Performance GM 350 Vortec 350 HP Stage 1 Long Block Crate Engines HP32 $2,344.00
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BluePrint Engines Ford 347 C.I.D. 415 HP Dressed Stroker Long Block Crate Engines BP3479RCTFD
BluePrint Engines Ford 347 C.I.D. 415 HP Dressed Stroker Long Block Crate Engines BP3479RCTFD $6,994.00

ATK High Performance Ford 408 Stroker 430 HP Stage 3 EFI Long Block Crate Engines HP21C-EFI

$7,987.00

Crate Engine, Ford 408 Stroker Stage 3, 430 HP, Long Block, Internal Engine Balance, Aluminum Heads, EFI, Each

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Category: Crate Engines
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Description

Overview

Brand: ATK High Performance Engines
Manufacturer’s Part Number: HP21C-EFI
Part Type: Crate Engines
Product Line: ATK High Performance Ford 408 Stroker 430 HP Stage 3 EFI Long Block Crate Engines
Summit Racing Part Number: HPE-HP21C-EFI
UPC: 653517517808
Crate Engine Family: Ford Windsor
Actual Engine Displacement: 6.7L/408
Crate Engine Cylinder Head Material: Aluminum
Engine Block Material: Cast iron
Advertised Compression Ratio: 10.0:1
Assembled: Yes
Engine Balance: Internal
Cam Style: Hydraulic roller, OE roller
Rear Main Seal Style: 1-piece
Intake Manifold Included: Yes
Intake Manifold Style: Fuel Injection
Cylinder Heads Included: Yes
Carburetor Included: No
Throttle Body Included: Yes
Distributor Included: Yes
Oil Pan Included: Yes
Valve Covers Included: Yes
Timing Cover Included: Yes
Water Pump Included: Yes
Harmonic Balancer Included: Yes
Flexplate Included: Yes
Flywheel Included: No
Air Cleaner Included: No
Spark Plugs Included: Yes
Spark Plug Wires Included: Yes
Computer Included: Yes
Wiring Harness Included: Yes
Supercharger Included: No
Remanufactured: Yes
Quantity: Sold individually.
Notes: Includes FiTech EFI system.

ATK High Performance Ford 408 Stroker 430 HP Stage 3 EFI Long Block Crate Engines

ATK High Performance Ford 408 Stroker 430 hp EFI Stage 3 long block crate engines produce big block torque, while still producing enough vacuum for power brakes. Teamed up with FiTech Self-Learning EFI systems, these ATK engines come complete from throttle body down to the oil pan. The only thing you will need is to supply is the fuel system–in line, in tank, or the FiTech Fuel Command Center. Plus they are dyno-tested with your EFI system and ready to go!

Typically ATK Ford 408 Stroker 430 hp complete EFI engines consist of:

* Seasoned OE roller block
* Nodular iron crankshaft
* 4340 forged I-beam connecting rods with ARP 8740 bolts
* Forged pistons
* Chromoly piston rings
* Hydraulic roller camshaft
* Aluminum cylinder heads
* Billet aluminum full roller rocker arms
* Timing set
* Oil pan, oil pump and pick-up tube
* Valve covers
* Flexplate
* Performance intake manifold
* Distributor
* Water pump
* Front damper
* FiTech Go EFI 600 hp TBI
* Spark plugs and wires
* Dyno test/tune

Shipping & Delivery
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Effective Date: August 9, 2025

At X Factors Motorsports, we are committed to delivering your order quickly, securely, and affordably.


1. Processing Time

  • Orders are typically processed within 1–2 business days after payment is confirmed.

  • Orders placed on weekends or holidays will be processed on the next business day.


2. Delivery Times

  • Domestic Shipping (United States): Delivery takes 5–7 business days from the date of shipment.

  • International Shipping: Delivery times vary by destination and may take 7–21 business days depending on customs processing and local delivery services.


3. Shipping Rates

  • United States: Free standard shipping on all orders.

  • International: Shipping costs are calculated at checkout based on the delivery address, package weight, and destination country.


4. Carriers Used

We ship orders using trusted carriers such as UPS, FedEx, USPS, and DHL to ensure reliable delivery. Tracking numbers are provided for all shipments.

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    At X Factors Motorsports, we specialize in high-performance engines, outboards, and premium automotive equipment. With expert support, fast shipping, and trusted brands, we help builders, racers, and enthusiasts power their passion — one project at a time.

    • 1204 E Yorba Linda Blvd, Placentia, CA 92870, USA
    • Phone: +1 (714) 694-3374
    • E-mail: sales@xfactorsmotorsports.com
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