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Blueprint Engines PS8015

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

Blueprint Engines PS8015
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Blueprint Engines PS8015 LS Cylinder Head 259cc Intake Ports (LS3-style Rectangle Port) $779.00
LS Cylinder Head
  • 259cc Intake Ports (LS3-style Rectangle Port)
  • 72cc Combustion Chambers
  • 2.165'' Intake / 1.600'' Exhaust Valves
  • 1.295'' Dia. Springs - 130# Seat Pressure
  • 7° Steel Retainers
  • Assembled, Sold Individually

  • Blueprint Engines PS8015 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

  • Specifications:

    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.

  • whats the bore size of for there retreo fit motor

    Asked by: blake pritt
    This will work with the 4.125" bore size.
    Answered by: Rusty B
    Date published: 2018-01-26
    • y_2018, m_5, d_19, h_20CST
    • bvseo_bulk, prod_bvqa, vn_bulk_2.0.8
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    • loc_en_US, sid_10001_10001_3296348, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]
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    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations