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Home Engines Crate Engines BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625HP EFI Retrofit Dressed Long Block Crate Engines PSLS4272CTF
Crate Engine 572 BBC dressed W/ Polished Pulley Kit
Crate Engine 572 BBC dressed W/ Polished Pulley Kit $13,432.00
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BluePrint Engines Pro Series Chevy 572 C.I.D. 745 HP Base Long Block Crate Engines PS5720CT
BluePrint Engines Pro Series Chevy 572 C.I.D. 745 HP Base Long Block Crate Engines PS5720CT $11,765.00

BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625HP EFI Retrofit Dressed Long Block Crate Engines PSLS4272CTF

$13,432.00

Crate Engine, Longblock, Chevy LS, 427 Stroker LS Motor, Forged Crankshaft, Forged Pistons, 58X Reluctor

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Category: Crate Engines
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Description

Overview

Brand: BluePrint Engines
Manufacturer’s Part Number: PSLS4272CTF
Part Type: Crate Engines
Product Line: BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625HP EFI Retrofit Dressed Long Block Crate Engines
Summit Racing Part Number: MLL-PSLS4272CTF
UPC: 00887753744746
Crate Engine Family: Chevy LS
Actual Engine Displacement: 7.0L/427
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: Fuel Injection
Cylinder Heads Included: Yes
Carburetor Included: No
Throttle Body Included: Yes
Distributor Included: No
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: Includes ignition coil packs, throttle pedal, fuel injectors and fuel rails. Engine includes a Corvette style balancer. Not capable of transmission control. A transmission controller required for electronic automatic transmissions.

BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625HP EFI Retrofit Dressed Long Block Crate Engines

BluePrint Engines Pro Series Chevy LS 427 c.i.d. EFI retrofit dressed long block crate engines put down a whopping 625 hp and 565 lbs.-ft. of torque! They feature a 30-month/50,000-mile warranty and are the perfect choice for drivable and reliable high-end performance. Additionally, These assemblies are manufactured under strict tolerances and provide outstanding, consistent results. BluePrint Pro Series long block crate engines are also dyno-tested and include the dyno sheets.

Features include:

* New GM LS engine block
* 4340 forged 4.125 in. stroke crankshaft
* 4340 forged 6.125 in. long connecting rods
* Forged pistons
* 11.0:1 compression
* Hydraulic roller camshaft, .624 in. lift intake, .624 in. lift exhaust, 239/255 intake/exhaust duration @ 0.050 in. lift with 114 degree lobe separation
* Aluminum GM LS cylinder heads
* Premium single true roller timing set
* GM LS intake manifold, fuel injectors, fuel rails, drive by wire throttle body, and matching throttle pedal
* GM factory roller rockers with upgraded full roller trunion
* Ignition coil packs
* Spark plug wires
* Spark plugs
* Harmonic balancer
* ECM with custom tune installed

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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