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Home Engines Crate Engines ATK High Performance Ford 408 Stroker 480 HP Street/Strip Stage 2 Long Block Crate Engines HP81M
BluePrint Engines Pro Series Chevy 502 C.I.D. 621 HP Dressed Long Block Crate Engines PS502CTC
BluePrint Engines Pro Series Chevy 502 C.I.D. 621 HP Dressed Long Block Crate Engines PS502CTC $8,956.00
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ATK High Performance GM 350 390 HP Stage 1 Long Block Crate Engines HP89
ATK High Performance GM 350 390 HP Stage 1 Long Block Crate Engines HP89 $1,976.00

ATK High Performance Ford 408 Stroker 480 HP Street/Strip Stage 2 Long Block Crate Engines HP81M

$4,999.00

Engine Assembly, Stage 2 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block Windsor, 408, Each

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Category: Crate Engines
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Description
Overview
Brand: ATK High Performance Engines
Manufacturer’s Part Number: HP81M
Part Type: Crate Engines
Product Line: ATK High Performance Ford 408 Stroker 480 HP Street/Strip Stage 2 Long Block Crate Engines
Summit Racing Part Number: HPE-HP81M
UPC: 00653517259616
Crate Engine Family: Ford Windsor
Actual Engine Displacement: 6.7L/408
Crate Engine Cylinder Head Material: Aluminum
Engine Block Material: Cast iron
Assembled: Yes
Engine Balance: Internal
Cam Style: Hydraulic roller, OE roller
Rear Main Seal Style: 1-piece
Intake Manifold Included: Yes
Intake Manifold Style: Carbureted
Cylinder Heads Included: Yes
Carburetor Included: No
Throttle Body Included: No
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: No
Spark Plug Wires Included: No
Computer Included: No
Wiring Harness Included: No
Supercharger Included: No
Remanufactured: Yes
Quantity: Sold individually.

ATK High Performance Ford 408 Stroker 480 HP Street/Strip Stage 2 Long Block Crate Engines

Tear up the track or prowl the streets with ATK High Performance Ford 408 Stroker 480 hp Street/Strip Stage 2 long block crate engines. ATK spares no expense when building these engines because they know they are for enthusiasts who demand nothing but the best. Each mill is hand-assembled and balanced using the best components available to make them serious tire-shredding machines that are perfect for the rigors of drag racing, but reliable enough for the street.

ATK Ford 408 Stroker 480 hp Street/Strip Stage 2 crate engines include:

* Handpicked, remanufactured blocks
* High performance aluminum cylinder heads
* Intake manifold
* 4340 forged steel crankshaft and H-beam connecting rods
* Forged pistons
* Hydraulic roller camshaft
* Cam lift- .573 int./.582 exh.
* Cam duration at 0.50- 235 int./238 exh.
* 10.0:1 compression
* Distributor
* Valve covers
* Timing cover and timing set
* Oil pan, pump, and pickup tube
* Water pump
* Front damper and flexplate

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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