-40%

LS2 LQ4 6.0L SHORT BLOCK WITH ALUMINUM HEADS 408 900HP FORGED INTERNALS 24X DISH

$ 3379.19

Availability: 10 in stock
  • Vintage Car Part: Yes
  • Item must be returned within: 30 Days
  • Refund will be given as: Money Back
  • Returns Accepted: Returns Accepted
  • Part Brand: GM
  • Manufacturer Part Number: 408
  • Condition: New
  • Restocking Fee: 20%
  • Interchange Part Number: Ls2
  • Other Part Number: LQ4
  • Return shipping will be paid by: Buyer
  • Manufacturer Warranty: Yes

    Description

    Hello, this auction is for a Gen 3 Iron LQ4 6.0L Short Block with assembled heads and NO cam. Head studs are in the motor and are only hand tight to keep the heads in place. When you buy engine its ready for you to put your cam and lifters in and finish putting the rest of your parts on!
    With the 64cc head this motor will be at roughly 9.3:1 depending on the thickness of your head gasket.
    The Following parts have been used in the building of this Motor:
    CNC MACHINED LQ4 GM BLOCK
    KING MAIN AND ROD BEARINGS
    DURABOND CAM BEARINGS
    WISECO FORGED 4.030" 25cc DISH PISTONS
    HASTINGS PLASMA CROMOLY FILE FITTED RINGS
    SCAT 4340 FORGED 6.125 H-BEAM CONNECTING RODS
    SCAT 4340 FORGED 4.000" STROKE CRANK
    24X RELUCTOR WHEEL
    ROTATING ASSEMBLY IS INTERNALLY BALANCED
    LS3 CNC MACHINED ALUMINIUM HEADS
    Part Type:
    Cylinder Heads
    Cylinder Head Style:
    Assembled
    Cylinder Head Material:
    Aluminum
    Cylinder Head Finish:
    Natural
    Combustion Chamber Volume (cc):
    64 cc
    CNC-Machined Combustion Chamber:
    No
    Intake Runner Volume (cc):
    255 cc
    CNC-Machined Intake Runner:
    No
    CNC-Machined Exhaust Runner:
    No
    Intake Port Shape:
    Rectangle
    Intake Port Location:
    Standard
    Exhaust Port Shape:
    Oval
    Exhaust Port Location:
    Standard
    Comp. Valve Job:
    Seat Pressures:
    Seat Pressure W/O Inner Spring:
    Yes
    Closed 145
    Closed 115
    Intake Valves Included:
    Yes
    Intake Valve Diameter (in):
    2.165 in.
    Exhaust Valves Included:
    Yes
    Exhaust Valve Diameter (in):
    1.600 in.
    Valve Springs Included:
    Yes (Double Springs up to .680 lift)
    Retainers Included:
    Yes
    Locks Included:
    Yes
    Valve Stem Seals Included:
    Yes
    Rocker Arm Studs Included:
    No
    Rocker Arms Included:
    No
    Rocker Arm Nuts Included:
    No
    Guideplates Included:
    No
    Valve Cover Mounting Style:
    Perimeter Bolt
    Accessory Bolt Holes Drilled:
    Yes
    Intake Valve Angle:
    45 deg.
    Exhaust Valve Angle:
    45 deg.
    Valve Guides Included:
    Yes
    Valve Guide Material:
    Bronze
    Valve Seats Machined:
    Yes
    Valve Seat Machine Style:
    3-angle
    Valve Seat Material:
    Ductile iron
    Oiling Style:
    Through pushrod
    Machined for O-Ring:
    No
    Heat Crossover:
    No
    Quantity:
    Sold in Sets of Two
    Parts Used in Assembly as follows:
    1.600" one piece swirl polished stainless steel severe duty exhaust valves (Qualcast)
    2.165" one piece swirl polished stainless steel severe duty intake valves (Qualcast)
    1.320" OD X 2.235 True Double Springs  (Qualcast)
    New Hardened 1.300 Retainers 7°
    New Hardened 312 Valve Locks
    New 312  Positive Control Seals
    New .015" Valve Shim
    Springs
    Number Of Coils:
    Dual Spring
    Damper Spring:
    No
    Overall Diameter:
    1.320" OD
    Inside Diameter:
    .676" ID
    Spring Height:
    1.800"
    Seat Pressure:
    145 lbs @ 1.800"
    Open Pressure:
    385 lbs. @ 1.150"
    Coil Bind:
    1.100"
    Spring Rate (lbs./in.):
    375 lbs/in
    Max Lift:
    .680"
    ALL ENGINES WILL BE SHIPPED IN FULLY ENCLOSED WOODEN CRATE. NO EXCEPTIONS. WE WANT YOUR MOTOR TO ARRIVE SAFELY AND UNHARMED SO YOU HAVE NOTHING TO WORRY ABOUT.
    NOTE: THIS IS A PERFORMANCE ENGINE. IT IS YOUR JOB TO MAKE SURE THAT THIS WILL FIT IN YOUR APPLICATION. WE ACCEPT NO RESPONSIBILITY OVER FITMENT ISSUES. ALL MOTORS MIGHT REQUIRE MINOR MODIFICATIONS FOR INSTALLATION( DRILL AND TAP HOLES FOR CLEARANCEING). THESE CHANGES ARE MINOR AND CAN BE PERFORMED WITH SIMPLE COMMON TOOLS. WE WILL NOT BE RESPONSIBLE FOR ANY WORK THAT YOU MIGHT HAVE TO DO FOR CLEARANCE ISSUES. THIS DOES NOT WARRANT THE RETURN OF A PRODUCT!!!
    If you have any questions or concerns feel free to contact me via the eBay Messenger or contact me at 559 / 244 / 1299. I will be happy to answer any Questions you might have. Also, IF you pay with any kind of check I will waive
    the shipping fee.
    Thanks for looking!