Made in USA
Short Block Assembly Small Block Chevy 383ci Stroker
Product Discontinued
BLUEPRINT ENGINESPART NUMBER: 138-BP3831

Short Block Assembly Small Block Chevy 383ci Stroker

Currently Unavailable

This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

Chevy - Small Block
    Short Block Assembly
  • Small Block Chevy 383ci Stroker
  • 2-Piece Rear Main Seal
  • 4-Bolt Main Caps
  • Hypereutectic Dome Top Pistons
  • 12.44:1 Compression Ratio with 64cc Combustion Chamber Cylinder Heads & .041'' gasket

    Approximate Compression Ratio
    58cc Chamber Not Recommended
    64cc Chamber 12.44:1
    68cc Chamber 11.81:1
    72cc Chamber 11.25:1
    76cc Chamber 10.74:1

    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
    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
Part TypeEngine Short Block
Product LineBlueprint Engines Cast Iron Crankshaft Short Block Assemblies
BrandBLUEPRINT ENGINES
Package Height27.25
Package Width30.25
Package Length32.0
Weight344.0 PG
Part CategoryPerformance Parts
Main Journal Type350 mains
Crankshaft MaterialCast steel
Engine Block MaterialCast iron
Harmonic Balancer IncludedNo
QuantitySold individually
Flexplate IncludedNo
AssembledYes
Connecting Rod Beam StyleI-beam
Main Bolt Style4-bolt
Deck Height9.025 in (229.235 mm)
Flywheel IncludedNo
Engine BalanceExternal
Rear Main Seal Style2-piece
Short Block Piston StyleDome
Piston MaterialHypereutectic aluminum
Oil Pan IncludedNo
Timing Cover IncludedNo
Vendor Part NumberBP3831
Package Qty1
Package TypeEA
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