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Blueprint Engines

BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625 HP EFI Drop-In Base Long Block Crate PSLS4271CT Engine, Motor, Block, LS3 Stroker Motor, 58x Gen 4 Drop In Replacement Engine

SKU: MLLPSLS4271CT

Crate Engines
BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625 HP EFI Drop-In Base Long Block Crate PSLS4271CT Engine, Motor, Block, LS3 Stroker Motor, 58x Gen 4 Drop In Replacement Engine

Blueprint Engines

BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625 HP EFI Drop-In Base Long Block Crate PSLS4271CT Engine, Motor, Block, LS3 Stroker Motor, 58x Gen 4 Drop In Replacement Engine

SKU: MLLPSLS4271CT

Crate Engines
A$30,391.71
BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.
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Description

Swap out your powerplant with one of these BluePrint Engines Pro Series Chevy LS 427 c.i.d. EFI drop-in base long block crate engines. They put down an impressive 625 hp and 565 lbs.-ft. of torque! Featuring a 30-month/50,000-mile warranty, they're the perfect choice for drivable and reliable high-end performance. Additionally, BluePrint Pro Series Chevy 427 c.i.d. dressed long block crate engine assemblies are manufactured under strict tolerances and provide outstanding, consistent results. They include a 58X Gen IV reluctor wheel and sensors.

Long block crate engine 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 intake/255 exhaust duration @ .050 in. lift, with 114 degree lobe separation
* Aluminum GM LS cylinder heads
* Single roller timing chain
* GM LS intake manifold
* Full roller rocker arms
* ECM Controlled (not included - customer must reprogram)

Part Type

Crate Engines

Data: v4.2 - Upd: 2026-09-27 14:39:29

Specifications

Product Attributes - Brand
BluePrint Engines
Product Attributes - Manufacturer's Part Number
PSLS4271CT
Product Attributes - Part Type
Crate Engines
Product Attributes - Product Line
BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625 HP EFI Drop-In Base Long Block Crate Engines
Product Attributes - UPC
00887753744739
Product Attributes - Crate Engine Family
Chevy LS
Product Attributes - Actual Engine Displacement
7.0L/427
Product Attributes - Crate Engine Cylinder Head Material
Aluminum
Product Attributes - Engine Block Material
Aluminum
Product Attributes - Assembled
Yes
Product Attributes - Engine Balance
Internal
Product Attributes - Cam Style
Hydraulic roller, OE roller
Product Attributes - Rear Main Seal Style
1-piece
Product Attributes - Intake Manifold Included
Yes
Product Attributes - Intake Manifold Style
Fuel Injection
Product Attributes - Cylinder Heads Included
Yes
Product Attributes - Carburetor Included
No
Product Attributes - Throttle Body Included
No
Product Attributes - Distributor Included
No
Product Attributes - Oil Pan Included
No
Product Attributes - Valve Covers Included
No
Product Attributes - Timing Cover Included
Yes
Product Attributes - Water Pump Included
No
Product Attributes - Harmonic Balancer Included
No
Product Attributes - Flexplate Included
No
Product Attributes - Flywheel Included
No
Product Attributes - Air Cleaner Included
No
Product Attributes - Spark Plugs Included
No
Product Attributes - Spark Plug Wires Included
No
Product Attributes - Computer Included
No
Product Attributes - Wiring Harness Included
No
Product Attributes - Stall Speed Rating RPM Range
2,200-3,200
Product Attributes - Supercharger Included
No
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Custom computer tuning required. Features 58X Gen 4 style reluctor and sensors.

Reference Information

Brand Name/s Blueprint Engines
StreetFX SKU mllPSLS4271CT
SFX Item ID 5183021
Supplier Item Code 5183021
Manufacturer SKU PSLS4271CT
Manufacturer UPC 887753744739
Alternative References LS3, 58x

Compatibility

Application Data
  • Engine FamilyCHEVY SMALL BLOCK GEN III/IV LS V8 GAS
    Engine Size7.0L/427
    Engine TypeV8
    MakeCHEVROLET

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