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Blueprint Engines PS8015K

LS Cylinder Head Kit 259cc Intake Ports (LS3-style Rectangle Port)

Blueprint Engines PS8015K
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Estimated ship date 03/28/18 if Ordered Today
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Blueprint Engines PS8015K LS Cylinder Head Kit 259cc Intake Ports (LS3-style Rectangle Port) $1,817.45
LS Cylinder Head Kit
  • 259cc Intake Ports (LS3-style Rectangle Port)
  • Assembled Heads, 2/pkg.
    Kit Includes:
  • Head Gaskets
  • Head Bolts
  • Valve Cover Gaskets
  • Intake & Exhaust Gaskets

  • Blueprint Engines PS8015K Details

    LS Cylinder Head

  • 5-Head Bolts Per Cylinder

    Cylinder Head Specifications

    • Cylinder Head Bolt Style: LS-style (5 Bolt Per Cylinder)
    • Intake Port Volume: 259cc (Standard Location)
    • Exhaust Port Volume: 102cc Round (Standard location)
    • Combustion Chamber Volume: 72cc
    • Valves: 2.165'' dia. Intake / 1.600'' dia. Exhaust
    • Valve Springs: 1.295'' Diameter - Open Pressure: 360-380 lbs. @ 1.150''; Closed Pressure: 125-135 lbs. @ 1.800''; Installed Height: 1.810''; Max Lift: .650''
    • Spring Retainers: 7° Steel
    • Valve Seals: Viton
    • Valve Angle: 12° (3° rolled)
    • Valve Guides: Manganese Bronze
    • Intake Manifold: LS3 or Equivalent
    • Valve Centerline: Standard
    • Steam Holes: NOT Drilled
    • Heat Crossover: No
    • Machined for O-Ring: No
    • Accessory Bolt Holes are Drilled
    • Standard LS Engine Valve Cover Bolt Pattern


      Kit Includes:
    • 2 Blueprint Engines LS Cylinder Heads (Part # 138-PS8015)
    • 2 Chevrolet Performance Head Gaskets (Part # 809-12622033)
    • 2 Chevrolet Performance Head Bolt Sets (Part # 809-17800568)
    • 1 Fel-Pro Valve Cover Gasket Set (Part # 375-VS50504R)
    • 1 JEGS Intake Gasket Set (Part # 555-210801)
    • 1 Mr Gasket Exhaust Gasket Set (Part # 720-5966)


    Manufacturer's Part Number:

    Blueprint Engines LS Cylinder Heads offer bolt on performance from a custom engineered design. These aluminum heads offer maximum output and value to fit in your budget. Heavy duty components are used on fully assembled heads. They are backed by a full 12-month warranty.

  • Brand new aluminum castings
  • Accepts LS3-style intake manifolds
  • Standard location intake & exhaust ports
  • Available CNC-ported or As-Cast ports and combustion chambers
  • All accessory bolt holes drilled and tapped

    JEGS Easy Kits are designed by JEGS high performance racing professionals to help you get all the performance parts you need for your race car, hot rod or truck.

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