Sales Techs Available: 1-877-305-8966

Talk to a Sales Tech
1-877-305-8966
M-F 8:30A-11P, Sat-Sun 8:30A-9P
$12k Summer Sweepstakes! Enter Daily>

BluePrint Engines ProSeries LS 427 C.I. 625 HP Long Block Crate Engine

Item EK-57-901139
Product Image
BluePrint Engines ProSeries LS 427 C.I. 625 HP Long Block Crate Engine
Verify parts fit and get product recommendations.
Tri-Five Sales Techs: Connect Now M-F 8:30A-11P, Sat-Sun 8:30A-9P
Call now 1-877-305-8966 Chat Now
$0.00
Want $10? Write one of the first 5 reviews
Our Price

$10,599.00

Market Price $12,188.85 You Save 13% ($1,589.85) Up to 10% off for Military & First Responders! See Details

Out of Stock

Ship to: Columbus - 43215
Sorry, please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.
Choose options to add to cart.
Add to Cart
Save for later
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    Loading Indicator

      Product Information

      Description, Q&A

      Description

      HP & Torque: 625 HP / 565 FT LBS
      Compression Ratio: 11:1
      Aluminum Heads
      Hydraulic Roller Cam
      Forged Crank
      Forged Pistons

      BLOCK:
      OEM Block Machined in the USA!
      6-Bolt Main
      4.060" Bored to 4.069
      1-Piece Rear Main Seal

      ROTATING ASSEMBLY:
      New Forged Crankshaft
      4.125" stroke
      Forged 6.125" connecting rods
      Forged Pistons
      Internal

      CYLINDER HEADS:
      BluePrint Aluminum Cylinder Heads -PS8015
      72cc chamber
      2.165" intake/1.600" exhaust valves
      259cc intake/102cc exhaust runners

      CAM SPECS:
      Cam Type: Roller
      .624 intake .624 exhaust lift
      239 intake 255 exhaust duration
      @ .050, 114-degree lobe sep.

      IGNITION TIMING:
      ECM Controlled (not included - customer must reprogram)

      ALSO INCLUDES:
      Timing cover
      LS3 Intake manifold

      NOTES:
      This engine requires a non-weighted harmonic balancer, and non-weighted flex plate/flywheel.
      This engine is specifically designed to replace your existing LS engine - a direct replacement for Gen 4 applications.
      Built with a 58x Gen 4 style reluctor and sensors.
      Not for use in pollution-controlled vehicles.
      Recommended Fuel: 91 Octane
      BluePrint Engines recommends a 2200+ RPM stall converter
      Because this engine does not ship with an oil pan, we do not dyno test prior to the engine being shipped.

      BluePrint Engines PSLS4271CT

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Questions & Answers

      10 More Questions