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Eagle 12028030

Eagle Chevy Small Block 400 Competition Rotating Assemblies

Eagle 12028030
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356-12028030

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Eagle 12028030 Eagle Chevy Small Block 400 Competition Rotating Assemblies $2,079.99
Competition Rotating Assembly -
400, 2.65 Main
Stroke: 4.000
Disp. @ .030: 434
Rod Length: 6.000
Pistons: 3cc Dome
Rings: File Fit
Comp. Ratio 64cc/76cc: 12.8/11.2

Eagle 12028030 Details

Chevy Small Block 400 Competition Rotating Assemblies

  • 4.000" Stroke
  • 6.000" Rods
  • Forged Pistons

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

  • Specifications:

    Gaskets Included
    No
    Engine Balance
    Internal
    Rear Main Seal Style
    2-piece
    Actual Engine CID
    434
    Assembly Lubricant Included
    No
    Balanced
    No
    Bore (in.)
    4.155
    Bore (mm)
    105.537
    Cam Bearings Included
    No
    Camshaft Included
    No
    Connecting Rod Beam Style
    H-beam
    Connecting Rod Material
    Forged 4340 steel
    Connecting Rods Included
    Yes
    Crankshaft Included
    Yes
    Crankshaft Material
    Forged 4340 steel
    Engine Stroke (in.)
    4
    Lifters Included
    No
    Main Bearing Undersize (in.)
    Stock
    Main Bearing Undersize (mm)
    Stock
    Main Bearings Included
    Yes
    Oil Pump Included
    No
    Piston and Ring Oversize (in.)
    0.03
    Piston Head Volume (cc)
    -3
    Piston Material
    Forged aluminum
    Piston Ring Facing Material
    Plasmamoly
    Piston Rings Included
    Yes
    Piston Style
    Dome, with two valve reliefs
    Pistons Included
    Yes
    Plastigage Included
    No
    Quantity
    Sold as a kit
    Rod Bearing Undersize (in.)
    Stock
    Rod Bearing Undersize (mm)
    Stock
    Rod Bearings Included
    Yes
    Timing Chain and Gears Included
    No
    Wrist Pin Style
    Floating
    Manufacturer's Part Number:
    12028030

    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
  • 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.

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