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Blueprint Engines BP3830 - Blueprint Engines Short Block Cast Assemblies

Blueprint Engines BP3830 - Blueprint Engines Short Block Cast Assemblies

Blueprint Engines#138-BP3830

Short Block Assembly
  • 383ci SB-Chevy
  • 4-Bolt Main Block
  • Flat Top Pistons
  • Uses 8" 400ci. Balancer
      $2,095.00 Ships
    $159

    Blueprint Engines BP3830 - Blueprint Engines Short Block Cast Assemblies Details

    Chevy - Small Block

    Approximate Compression Ratio
    58cc Chamber 11.11:1
    64cc Chamber 10.38:1
    68cc Chamber 9.96:1
    72cc Chamber 9.57:1
    76cc Chamber 9.21:1

    Rotating Assembly:

  • Hastings Moly rings
  • Keith Black hypereutectic pistons
  • Standard or 10-10 undersized journals on cast crank
  • Clevite bearings
  • Chevy 5.7'' heavy beam rods
  • Blacklight magnufluxed
  • Stress relieved and shot peened
  • Indexed and stroke corrected during grinding
  • Oil hole chamfered for improved flow
  • Super ''micro-polish'' for superior finish

    Note: This engine requires the use of an external balance design damper. A balance plate is included with this engine, if it's retained then an internal balance design flexplate or flywheel is required. To use an external balance design flexplate or flywheel the balance plate must be removed before installation.

  • Blueprint Engines BP3830 - Blueprint Engines Short Block Cast Assemblies

    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:
  • 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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