BluePrint Engines Pro Series LS 427CI 600HP Base Dressed Crate Engine PSLS4275CTF

Description:

• Horsepower & Torque: 600 Horsepower / 530 FT LBS
• Compression Ratio: 11:1
• Aluminum Heads
• Hydraulic Roller Cam
• Forged Steel Crankshaft
• Forged Pistons

Block:

• BluePrint Engines High Strength Cast Iron (LSX Style) Block
• Increased Deck Thickness and Strength Webbing
• Extended Cylinder Skirt
• Priority Main Oiling
• 4.0685" Bore
• 6-Bolt Main
• 1-Piece Rear Main Seal
• Improved Water Jacket Design
• Utilizes OEM LS3 Front and Rear Covers

Rotating Assembly:

• New Forged Crankshaft
• 4.125" Stroke
• 6.125" Connecting Rods
• Forged Pistons
• Internally Balanced Front and Rear

Cylinder Heads:

• BluePrint Aluminum Cylinder Heads - PS8015
• 69cc Chamber
• 2.165" Intake / 1.590" Exhaust Valves
• 259cc Intake / 102cc Exhaust Runners

Cam Specs:

• Cam Type: Roller Cam
• .624 Intake / .624 Exhaust Lift
• 239 Intake / 255 Exhaust Duration
• @.050-114 Degree Lobe Separation

Ignition Timing:

• ECM Supplied with Calibration
• Not Capable of Transmission Control
• Transmission Controller Required

Also Includes:

• Valve Covers
• LS Swap Oil Pan
• Timing Cover
• Drive by Wire Throttle Body
• Engine Harness and ECU Kit
• LS3 Fabricated Intake Manifold
• Injectors and Fuel Rail Kit
• Coil Packs
• Spark Plugs and Wires
• Water Pump
• Harmonic Balancer 
• Throttle Pedal

Engine Accessory Specs:

• 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: GM Plastic Intake
• 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.
• This engine requires a non-weighted flex plate/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.
• The Included BluePrint Engines LS controller package contains a fully tested, calibrated, locked ECU, optimized for this specific engine. This package has undergone extensive testing for performance, reliability and the safety of you and your engine.

BluePrint engine the industry's best-in-class warranty for 30-months / 50,000 miles — with the extra confidence only BluePrint can provide. The warranty applies to individual or professional installations and is fully transferable.

Every BluePrint engine is Dyno tested and has strict parameters to pass and
be shipped to the customer. All parts are tested before being released for production:
• DC and Pneumatic assembly tools calibrated daily
• Fatigue Testing
• Durability Testing
• Random subassembly testing
• Quality system is ISO 9001: 2015 certified
• Traceable engine “DNA” electronic barcode record keeping of
manufacturing and performance data