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Home Accessories Engines BluePrint Engines Pro Series Chevy LS 427 C.I.D. 800HP EFI Dressed Long Block Crate Engines PSLS4272SCT
BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625HP EFI Drop-In Base Long Block Crate Engines PSLS4271CT
BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625HP EFI Drop-In Base Long Block Crate Engines PSLS4271CT $6,050.00
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Chevrolet Performance 2.2L 134 C.I.D. Remanufactured Long Block Crate Engines 89060390
Chevrolet Performance 2.2L 134 C.I.D. Remanufactured Long Block Crate Engines 89060390 $1,300.00

BluePrint Engines Pro Series Chevy LS 427 C.I.D. 800HP EFI Dressed Long Block Crate Engines PSLS4272SCT

$12,650.00

✔ 7.0L (427 C.I.D) LS-Based V8 – Delivers insane 800 HP performance for serious builds
✔ Lightweight Aluminum Block & Heads – Reduces weight while maximizing heat dissipation and strength
✔ Fuel Injected EFI System – Provides instant throttle response, smooth operation, and tuning flexibility
✔ High-Performance Hydraulic Roller Camshaft – Designed for maximum power and smooth RPM transitions
✔ Internally Balanced Rotating Assembly – Ensures smooth operation under high-stress conditions
✔ Fully Dressed Long Block – Includes intake manifold, throttle body, oil pan, water pump, and ignition system
✔ Race-Ready Performance – Ideal for drag racing, pro-touring, and high-power street builds

💡 The ultimate LS crate engine for high-performance enthusiasts and serious horsepower seekers!

18 in stock

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Description

🔥 BluePrint Engines Pro Series Chevy LS 427 C.I.D. 800 HP EFI Dressed Long Block Crate Engine (PSLS4272SCT) – Extreme Performance!

🏆 Experience race-proven power with the BluePrint Engines Pro Series Chevy LS 427 C.I.D. Crate Engine!

The BluePrint Engines Pro Series LS 427 C.I.D. Crate Engine (PSLS4272SCT) is a fully dressed long block designed to unleash monstrous power in your build. Featuring a precision-machined aluminum block, high-flow cylinder heads, and a fuel-injected intake system, this high-performance LS engine is ready to dominate the street or track.

🔥 A cutting-edge, high-horsepower LS crate engine designed for enthusiasts who demand extreme performance!

⚠️ This engine requires a compatible ECU, fuel system, and tuning for optimal performance.


🔹 What’s Included in the BluePrint LS 427 Crate Engine?

✅ Fully Assembled 7.0L (427 C.I.D) LS-Based V8 – Ready for installation and tuning
✅ Lightweight Aluminum Block & Cylinder Heads – Provides high strength and reduced weight
✅ High-Performance Hydraulic Roller Camshaft – Designed for maximum lift and duration
✅ Fuel-Injected Intake Manifold & Throttle Body – Optimized for EFI performance and fuel efficiency
✅ Oil Pan, Valve Covers, & Timing Cover Included – Ensures OEM-style durability and fitment
✅ Water Pump & Harmonic Balancer Included – Supports efficient cooling and smooth operation
✅ Ignition System with Spark Plugs & Wires – Ensures strong, consistent spark for high-RPM operation
✅ ECU & Computer Included – Provides tunable engine management and precise control

⚠️ EXCLUDES flexplate, flywheel, air cleaner, wiring harness, and supercharger.


🔹 Technical Specifications

Feature Details
Brand BluePrint Engines
Manufacturer’s Part # PSLS4272SCT
Product Type Crate Engine
Summit Racing Part # MLL-PSLS4272SCT
Crate Engine Family Chevy LS
Actual Displacement 7.0L / 427 C.I.D
Horsepower 800 HP
Torque High-Performance Output
Compression Ratio High-Performance Setup
Assembled? ✅ Yes
Camshaft Type Hydraulic Roller (OE Roller)
Cylinder Heads Included? ✅ Yes (Aluminum)
Fuel System ✅ Fuel Injected
Carburetor Included? ❌ No
Intake Manifold Included? ✅ Yes
Throttle Body Included? ✅ Yes
Distributor Included? ❌ No
Valve Covers Included? ✅ Yes
Timing Cover Included? ✅ Yes
Oil Pan Included? ✅ Yes
Harmonic Balancer Included? ✅ Yes
Water Pump Included? ✅ Yes
Flywheel Included? ❌ No
Flexplate Included? ❌ No
Air Cleaner Included? ❌ No
Spark Plugs Included? ✅ Yes
Spark Plug Wires Included? ✅ Yes
Computer Included? ✅ Yes
Wiring Harness Included? ❌ No
Supercharger Included? ❌ No
Quantity Sold Individually

💪 Built for race-ready performance, high-horsepower builds, and extreme durability!


🔹 Fitment & Compatibility

✔ Ideal for high-performance street builds, drag racing, and pro-touring applications
✔ Compatible with GM LS-based vehicle platforms with proper modifications
✔ Requires standalone ECU tuning for optimal performance
✔ Designed for fuel-injected setups – No carburetor required!

💡 Ensure compatibility with your vehicle’s fuel system, ECU, and drivetrain before ordering!


🔹 Installation Notes & Recommendations

🔧 Professional Installation & Tuning Required – This is a high-horsepower engine that requires precise calibration
⚙️ Requires High-Flow Fuel System & ECU Tuning – Supports custom tuning for optimal performance
🔩 Designed for Performance Applications – Ideal for track use, street performance, and forced induction builds

⚠️ Not emissions-certified—check local regulations before installation.


❓ Frequently Asked Questions (FAQ)

🔹 What vehicles can this engine be installed in?

  • The LS 427 Crate Engine is designed for GM LS-based vehicles and custom builds that require high horsepower.

🔹 Is this engine fuel injected or carbureted?

  • This engine is fuel injected and comes with an EFI intake manifold and throttle body.

🔹 Does it include a transmission or ECU?

  • No, this package does NOT include a transmission. It does include an ECU for engine management.

🔹 Can I install this engine in a classic Camaro or Corvette?

  • Yes! This Chevy LS 427 is a great upgrade for classic muscle cars, pro-touring builds, and modern LS swaps.

🔹 Does this engine require a specific fuel type?

  • This engine requires high-performance fuel (91+ octane) and proper tuning to achieve 800 HP.

🔥 Order Your BluePrint Engines Pro Series LS 427 Crate Engine Today!

🏆 Take your build to the next level with the BluePrint Engines LS 427 Crate Engine!

✔ Massive 800 HP Output – Built for Extreme Performance
✔ Complete Long Block with EFI Intake, Throttle Body & Ignition System
✔ Ideal for Drag Racing, Pro-Touring & High-Performance Builds
✔ Built for Maximum Durability, High RPMs & Track Dominance

🛒 ORDER NOW & EXPERIENCE LS PERFORMANCE AT ITS PEAK! 🚀🔥

Brand: BluePrint Engines
Manufacturer’s Part Number: PSLS4272SCT
Part Type: Crate Engines
Product Line: BluePrint Engines Pro Series Chevy LS 427 C.I.D. 800HP EFI Dressed Long Block Crate Engines
Summit Racing Part Number: MLL-PSLS4272SCT
UPC: 00887753744777
Crate Engine Family: Chevy LS
Actual Engine Displacement: 7.0L/427
Crate Engine Cylinder Head Material: Aluminum
Engine Block Material: Aluminum
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: Yes
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: No
Supercharger Included: No
Quantity: Sold individually.
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