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Blueprint Engines BP3472

Short Block Assembly 347ci SB-Ford

Blueprint Engines BP3472

138-BP3472

made in usa
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Blueprint Engines BP3472 Short Block Assembly 347ci SB-Ford $2,470.00
Short Block Assembly
  • 347ci SB-Ford
  • 302 Block Bored .040 Over
  • Hypereutectic Pistons

  • Blueprint Engines BP3472 Details

    Ford - Small Block

    Block

      Seasoned 302 block bored .040 over. Square and parallel decked. Align honed main bearing bore. Cylinders honed on computer controlled machine to within .0002. straightness and roundness. Cylinders are sonic tested for thickness.
    Rotating Assembly
      New cast iron crankshaft. forged I-beam rods. 150,000 psi rod bolts. Keith Black hypereutectic pistons. Hastings moly rings. Rotating assembly balanced to within 2 grams.
    Compression Ratio
      58cc - 11.0:1
      60cc - 10.5:1
      64cc - 10.0:1
      68cc - 9.6:1
      72cc - 9.1:1

    Specifications:

    Flywheel Included
    No
    Assembled
    Yes
    Connecting Rod Beam Style
    I-beam
    Connecting Rod Material
    Forged 4340 steel
    Crankshaft Material
    Cast steel
    Deck Height (in.)
    8.2
    Engine Balance (oz.)
    External, 28 imbalance
    Engine Block Material
    Cast iron
    Flexplate Included
    No
    Harmonic Balancer Included
    No
    Main Journal Type
    302 mains
    Oil Pan Included
    No
    Piston Material
    Hypereutectic aluminum
    Quantity
    Sold individually
    Short Block Piston Style
    Flat top
    Timing Cover Included
    No
    Rear Main Seal Style
    1-piece
    Manufacturer's Part Number:
    BP3472

    Blueprint Engines Short Block Assemblies are a great basis for a drivable and reliable high performance engine. All rotating assemblies are balanced within 2 grams on a computerized balancer.

    Features:
  • Cast Iron Crankshaft
  • Cylinder wall thickness ''sonic tested''
  • Cylinders bore angle corrected to be 90° perpendicular to crank centerline
  • Cylinder bore centerline corrected to be exactly centered over crank centerline
  • Decks machined parallel to crank centerline
  • Right and left side decks machined equal distance from crank centerline
  • Main bearing bores align honed to correct size and straightness
  • Cylinders computer honed to tolerance of 200 millionths of an inch
  • Cylinders plateau finished for virtually instant break-in
  • Screw-in oil galley plugs installed in place of soft plugs

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