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Eagle 12027030
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Eagle Eagle Chevy Small Block 400 Competition Rotating Assemblies

356-12027030

Free Shipping Ships directly from the manufacturer on 09/03/19
Save $25 off $250, $50 off $500, $100 off $1,000. Promo Code: RACE2SAVE exclusions apply

$1,977.99
Eagle Eagle Chevy Small Block 400 Competition Rotating Assemblies $1,977.99
Out of stock
QTY
Competition Rotating Assembly -
400, 2.65 Main
Stroke: 3.875
Disp. @ .030: 420
Rod Length: 6.000
Pistons: 3cc Dome
Rings: File Fit
Comp. Ratio 64cc/76cc: 13.0/11.2

Eagle 12027030 Details

Chevy Small Block 400 Competition Rotating Assemblies

  • 3.875" Stroke
  • 6.000" Rods
  • Forged Pistons

    Designed for Internal Balance - Flexplate/Flywheel and Balancer Not Included, Professional Machine Shop Balancing Required

  • Specifications:

    Quantity
    Sold as a kit
    Rear Main Seal Style
    2-piece
    Connecting Rod Beam Style
    H-beam
    Connecting Rod Material
    Forged 4340 steel
    Crankshaft Material
    Forged 4340 steel
    Piston Material
    Forged aluminum
    Actual Engine CID
    420
    Assembly Lubricant Included
    No
    Balanced
    No
    Bore (in.)
    4.155
    Cam Bearings Included
    No
    Camshaft Included
    No
    Connecting Rods Included
    Yes
    Crankshaft Included
    Yes
    Engine Stroke (in.)
    3.875
    Gaskets Included
    No
    Lifters Included
    No
    Main Bearings Included
    Yes
    Oil Pump Included
    No
    Piston Rings Included
    Yes
    Piston Style
    Dome, with two valve reliefs
    Pistons Included
    Yes
    Plastigage Included
    No
    Rod Bearings Included
    Yes
    Timing Chain and Gears Included
    No
    Wrist Pin Style
    Floating
    Piston and Ring Oversize (in.)
    0.03
    Piston Head Volume (cc)
    -3
    Bore (mm)
    105.537
    Piston Ring Facing Material
    Plasmamoly
    Rod Bearing Undersize (in.)
    Stock
    Rod Bearing Undersize (mm)
    Stock
    Main Bearing Undersize (in.)
    Stock
    Main Bearing Undersize (mm)
    Stock
    Engine Balance
    Internal
    Manufacturer's Part Number:
    12027030

    Eagle Chevy Small Block 400 Competition Rotating Assemblies are designed to offer the ultimate strength and reliability at affordable pricing for the most demanding applications using a Chevy 400 small block. Kits include high-quality components including an Eagle Forged 4340 Steel Crankshaft; Eagle H-Beam Rods; JE or Mahle Premium Forged Pistons; Hastings Rings; and high-performance Clevite or King Bearings.

    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.
    • Kits are designed for internal balance.
    • Chevy 400 standard bore size is 4.125", kits are available in standard bore, .020", .030", .040" and .060" oversizes.
    • Eagle Specialty Products reserves the right to substitute pistons due to availability.

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.