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  • GM Small Block Compatible 427 c.i. ProSeries Engine - 540 Horsepower - Long Block
  • GM Small Block Compatible 427 c.i. ProSeries Engine - 540 Horsepower - Long Block
  • GM Small Block Compatible 427 c.i. ProSeries Engine - 540 Horsepower - Long Block
  • GM Small Block Compatible 427 c.i. ProSeries Engine - 540 Horsepower - Long Block

GM Small Block Compatible 427 c.i. ProSeries Engine - 540 Horsepower - Long Block

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  • Detail
    • Detail

      Description:

      • Horsepower & Torque: 540 Horsepower / 535 FT. LBS. Torque
      • Compression Ratio: 10.0:1
      • BluePrint Engines Aluminum Heads
      • BluePrint Engines Hydraulic Roller Cam
      • BluePrint Engines Forged Crank
      • BluePrint Engines Forged Pistons

      Block:

      • BluePrint Engines High Strength Cast Iron Block
      • Manufactured and Machined in the USA!
      • Drilled and Tapped for Clutch Linkage
      • Mech Fuel Pump Provision: Yes
      • Passenger Side Dipstick
      • 1-Piece Rear Main Seal
      • 4-Bolt Main
      • 4.125" Bore

      Rotating Assembly:

      • BluePrint Forged Crankshaft
      • 4.000" Stroke
      • Forged 6.000" Connecting Rods
      • Forged Pistons
      • Internally Balanced Front and Rear

      Cylinder Heads:

      • BluePrint Aluminum Cylinder Heads - HP8103
      • 64cc Chamber
      • 2.08" Intake / 1.60" Exhaust Valves
      • 220cc Intake / 67cc Exhaust Runners

      Cam Specs:

      • Hydraulic Roller
      • .577 Intake / .577 Exhaust Lift
      • 240 Intake / 248 Exhaust Duration
      • @ .050-112 Degree Lobe Separation

      Ignition Timing:

      • Initial Timing 10-16° and Total Timing 32-34°

      Also Includes:

      • Valve Covers - BPP9518
      • Harmonic Balancer
      • Timing Cover
      • Oil Pan

      Notes:

      • Not for use in pollution-controlled vehicles.

    • Description
      This engine is designed and manufactured to factory specs for the specified vehicles below. It's manufactured using tighter machining tolerances, higher quality components, and finer balancing of the rotating assembly to make this engine better than the original while still meeting the description of a “replacement” engine.
    • Warranty

      The satisfaction of our customers is our highest priority at BluePrint Engines. We use quality components to balance your engine's rotating assembly within two grams of spec. We dyno test your crate engine and certify that it's ready to deliver horsepower and torque.

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

    • Notes
      • Designed as factory replacement long block for specified vehicles and year ranges, using OEM specification parts. Customer to re-use existing intake manifold, ecu (if equipped), exhaust, fuel system etc. Modification or replacement of provided tinware, and minor accommodations such as dipstick location may be required.
      • Specifically designed as an OEM spec engine to meet emissions requirements of the specified vehicles, to meet the criteria of "replacement engine" in all 50 states.
      • If your vehicle was originally equipped with a 2-piece rear main seal crankshaft, a new flex plate or flywheel will be required. Note for those same early applications, this block features the dipstick on the Passenger side.
      • Must verify with application list linked above for fitment.
    • Also Includes
      • New Valve Covers
      • Rear Sump Oil Pan
      • Timing Cover
      • Harmonic Balancer

      Recommended Break in Oil: BPP710 (Click Here)

      Recommended Service Oil: BPP10W30 (Click Here)

      Recommended Oil Filter: BPP51061 (Click Here)

    • Ignition Timing
      • OEM Specifications
    • Cam Specs
      • Hydraulic Flat Tappet
      • OEM Spec Per Listed Vehicles
    • Cylinder Heads
      • Perimeter Bolt Iron Cylinder Heads
    • Rotating Assembly
      • Cast Crankshaft
      • 3.480" Stroke
      • Forged 5.700" Connecting Rods
      • OEM Spec Pistons
      • Internally Balanced Front - Externally Balanced Rear Engine
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