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Home Engines Crate Engines BluePrint Engines Pro Series Chevy 502 C.I.D. 621 HP Dressed EFI Long Block Crate Engines PS502CTF
BluePrint Engines Pro Series Chevy 502 C.I.D. 621 HP Dressed Long Block Crate Engines PS502CTCKB
BluePrint Engines Pro Series Chevy 502 C.I.D. 621 HP Dressed Long Block Crate Engines PS502CTCKB $10,299.00
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BluePrint Engines GM 496 C.I.D. 600 HP Stroker Dressed Fuel Injected Long Block Crate Engines BP4967CTFKB
BluePrint Engines GM 496 C.I.D. 600 HP Stroker Dressed Fuel Injected Long Block Crate Engines BP4967CTFKB $9,849.00

BluePrint Engines Pro Series Chevy 502 C.I.D. 621 HP Dressed EFI Long Block Crate Engines PS502CTF

$9,599.00

Crate Engines, BluePrint Engines 502 c.i. big block GM style proseries engine – Dressed longblock w/ EFI. incl. 30 month / 50,000 warranty & Dyno

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Description

Overview

Brand: BluePrint Engines
Manufacturer’s Part Number: PS502CTF
Part Type: Crate Engines
Product Line: BluePrint Engines Pro Series Chevy 502 C.I.D. 621 HP Dressed EFI Long Block Crate Engines
Summit Racing Part Number: MLL-PS502CTF
UPC: 00887753800107
Crate Engine Family: Chevy Big Block
Actual Engine Displacement: 8.2L/502
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: Carbureted
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: No
Harmonic Balancer Included: Yes
Flexplate Included: No
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: No
Quantity: Sold individually.
Notes: Standard deck engine has 4-bolt mains. Cylinder heads feature a 0.300 in. raised exhaust port versus an OEM casting. Includes a throttle body style EFI.

BluePrint Engines Pro Series Chevy 502 C.I.D. 621 HP Dressed EFI Long Block Crate Engines

BluePrint Engines Pro Series Chevy 502 c.i.d. 621 hp dressed long block crate engines are fully Dyno tested, passed vigorous inspections, and are prepared for those wanting maximum horsepower and durability. The engines are offered with or without complete front accessory drive system—available polished or with a black finish.

Features, specs, and contents:

* 621 hp, 560 ft.-lb., compression ratio 10.0:1
* Cast iron block with 4-bolt main
* Forged steel crankshaft and connecting rods
* Forged pistons and rings
* Internal balanced rotating assembly
* BluePrint aluminum cylinder heads
–119cc chamber
–2.30 in. intake/1.88 in. exhaust valves
–316cc intake/124cc exhaust runners
* Hydraulic roller cam
–.647 intake/.647 exhaust lift
–248 intake/254 exhaust duration @ .050
–112 degree lobe separation
* Valve covers, oil pan, and timing cover
* Harmonic balancer
* Plugs and wires
* Holley EFI system
* Pro Billet distributor
* Dyno test results shipped with engine

 

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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