Eagle Chevy LS Competition Rotating Assemblies
Product Discontinued
EAGLEPART NUMBER: 356-129174005

Eagle Chevy LS Competition Rotating Assemblies

Currently Unavailable

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

LS Competition Rotating Assemblies
  • 4.005" Bore
  • 66cc Heads
  • 24 Tooth Reluctor
    • Competition Rotating Assembly
      Stroke: 4.000
      Disp. @ 4.005: 403
      Rod Length: 6.125
      Pistons: -4cc Flat Top
      Rings: File Fit
      Comp. Ratio 66cc: 12.4

      Internal Balance - Flexplate/Flywheel and Balancer Not Included

    The Eagle Chevy LS Competition Rotating Assemblies offer ultimate performance, reliability and strength for engines producing up to 750 horsepower. These affordable kits include quality components including an Eagle 4340 forged steel crankshaft, Eagle H-Beam rods, Mahle or Arias pistons, Hastings rings and Clevite or King bearings!

    Show More

    Notes:

    • Assembly part numbers that begin with “B” are balanced by Eagle and require no additional balancing.  Part numbers that do not begin with “B” are unbalanced assemblies and must be balanced by a qualified machine shop before use.
    • All kits are designed for internal balance.
    • LS1 and LS6 engines feature a standard bore size of 3.900", kits are available in .005" oversize.
    • LS2, LQ4/LQ9, LY6 and L76 engines feature a standard bore size of 4.000", kits are available in .005", .010", .030" and .060" oversizes.
    • LS3/L92/L99 and LS9 engines feature a standard bore size of 4.065", kits are available in standard bore, .005" and .060" oversizes.
    • LS7 engines feature a standard bore size of 4.125", kits are available in standard bore and .030" oversize.
    • Please verify reluctor ring tooth count, bore size and cylinder head volume to ensure proper kit selection.
    • Eagle Specialty Products reserves the right to substitute pistons due to availability.
    Part TypeEngine Rotating Assembly Kit
    Product LineEagle Chevy LS Competition Rotating Assemblies
    BrandEAGLE
    Part CategoryPerformance Parts
    Part FitmentSemi Universal
    Vendor Part Number129174005
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

    Items You Need

    Wrinkle Band Ring Compressor Adjustable for 3" -5" Bore Sizes

    JEGS

    Wrinkle Band Ring Compressor Adjustable for 3" -5" Bore Sizes

    Part Number : 555-W80574
    $1599$17.99
    You Save$2.00
    Assortment Engine Brush Kit 9 Piece

    JEGS

    Assortment Engine Brush Kit 9 Piece

    Part Number : 555-80732
    $5299$58.99
    You Save$6.00
    Connecting Rod Guide Tools Fits Rods with 3/8"-24 Rod Bolts or Cap Screws

    JEGS

    Connecting Rod Guide Tools Fits Rods with 3/8"-24 Rod Bolts or Cap Screws

    Part Number : 555-80840
    $2609$31.99
    You Save$5.90
    Plastigauge Kit

    JEGS

    Plastigauge Kit

    Part Number : 555-80593
    $1499$16.99
    You Save$2.00
    Engine Assembly Lube [4 oz. Bottle]

    JEGS

    Engine Assembly Lube [4 oz. Bottle]

    Part Number : 555-28000
    $589$6.99
    You Save$1.10
    Break-In/Engine Oil Supplement [12 oz. Bottle]

    JEGS

    Break-In/Engine Oil Supplement [12 oz. Bottle]

    Part Number : 555-28060
    $1009$11.99
    You Save$1.90
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning
    Your Cart

    Your shopping cart is empty!