BluePrint Engines 427CI ProSeries Stroker Crate Engine | GM LS Style | Dressed Longblock with Fuel Injection | Aluminum Heads | Roller Cam

$11,585.00
This engine will be dyno tested before it ships to you at no additional charge (others charge $500)!
Part #: PSLS4272CTF

Description

Dyno Tested Warranty
  • HP & Torque: 625 HP / 550 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:

  • Roller
    .624 intake .624 exhaust lift
    239 intake 255 exhaust duration
    @ .050, 114 degree lobe sep.

Ignition Timing:

  • ECM supplied with calibration
    Not capable of transmission control
    Transmission controller required

Also Includes:

  • 90mm DBW throttle body
    LS3 intake manifold
    42# injectors and returnless fuel rail
    Harmonic balancer
    Valve covers, retro fit oil pan and timing cover
    Coil Packs
    All sensors required for engine to run
    Spark plug wires & wiring harness
    Gas pedal
    Dyno tested & shipped with results

Warranty:

  • 30 month / 50,000 mile

Notes:

  • This engine requires a non-weighted flexplate/flywheel.
    Recommended Fuel: 91 Octane
    BluePrint Engines recommends a 2200+ RPM stall converter.
    Retro fit oil pan will fit most 1955-1995 GM front engine, RWD, V8 cars
    Not for use in pollution controlled vehicles or in dry sump applications.

    Yellow Exclamation Triangle WARNING: Cancer and Reproductive Harm-
    www.P65Warnings.ca.gov

    This engine will be dyno tested before it ships to you at no additional charge (others charge $500)!
    Part #: PSLS4272CTF

    Description

    Dyno Tested Warranty
    • HP & Torque: 625 HP / 550 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:

    • Roller
      .624 intake .624 exhaust lift
      239 intake 255 exhaust duration
      @ .050, 114 degree lobe sep.

    Ignition Timing:

    • ECM supplied with calibration
      Not capable of transmission control
      Transmission controller required

    Also Includes:

    • 90mm DBW throttle body
      LS3 intake manifold
      42# injectors and returnless fuel rail
      Harmonic balancer
      Valve covers, retro fit oil pan and timing cover
      Coil Packs
      All sensors required for engine to run
      Spark plug wires & wiring harness
      Gas pedal
      Dyno tested & shipped with results

    Warranty:

    • 30 month / 50,000 mile

    Notes:

    • This engine requires a non-weighted flexplate/flywheel.
      Recommended Fuel: 91 Octane
      BluePrint Engines recommends a 2200+ RPM stall converter.
      Retro fit oil pan will fit most 1955-1995 GM front engine, RWD, V8 cars
      Not for use in pollution controlled vehicles or in dry sump applications.

      Yellow Exclamation Triangle WARNING: Cancer and Reproductive Harm-
      www.P65Warnings.ca.gov

      Your BluePrint engine was dyno tested with the parts and specifications listed below.  If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet.

       

      Part Number: PSLS4272CTF

      Fuel Delivery Type: Electronic Fuel Injected

      Spark Plug: AC Delco 41-985

      Spark Plug Gap: .040"

      Harmonic Balancer: Non-Weighted

      Flexplate/Flywheel: Non-Weighted

      Stall Converter: 2200+

      Intake Manifold: LS3 Car

      Fuel Recommendation: 91- 93 Octane

      Timing (Initial/Total Advance): Ignition timing and spark advance are controlled by Powertrain Control Module

      Firing Order: 1,8,7,2,6,5,4,3

      Notes: Recommended break in oil for your BluePrint Crate Engine: BPP710, Not for EGR Universal fit oil pan, drive by wire throttle body and matching throttle pedal. Also includes sensors, coil packs and wiring harness, and a new ECM with our custom tune installe

       

      Click here to download a copy of the Installation Guide that came with your BluePrint engine.

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