Eagle
Eagle Competition Rotating Assembly, SBC
Eagle Competition Rotating Assembly, SBC
SKU:EAG12012040
Inventory: 1 in stock
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The Eagle Competition Rotating Assembly is engineered for high-performance Small Block Chevy builds requiring exceptional durability and balance under demanding conditions. Featuring a forged 4340 steel crankshaft with 3.75” stroke, forged 6.0” H-beam connecting rods with ARP fasteners, premium forged pistons for 4.040” bore, and matched bearings and rings, this assembly is designed to support aggressive naturally aspirated, nitrous, or boosted combinations. Precision-balanced components ensure reliable high-RPM performance and long-term durability.
- Forged 4340 steel crankshaft with 3.750” stroke
- 6.000” H-beam rods with ARP fasteners
- Forged pistons for 4.040” bore
- Precision-balanced rotating assembly
- Designed for high-horsepower applications
- Ideal for street, race, nitrous, or boost use
Rotating Assembly - 384 CID - Forged Crank - Forged Pistons - 3.750 in Stroke - 4.040 in Bore - 6.000 in H Beam Rods - Small Block Chevy - Kit - Brand: Eagle - Part Number: 12012040
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Brand
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Eagle
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Part Number
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12012040
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Product Line
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Competition
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Cubic Inch
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384
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Intended Balance
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Internal
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Balanced Kit
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No
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Pistons Included
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Yes
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Piston Manufacturer
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Mahle
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Bore
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4.040 in
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Piston Style
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Dome
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Piston Material Style
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Forged
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Volume
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6 cc
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Wrist Pin Included
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Yes
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Piston Rings Included
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Yes
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File Fit Rings
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Yes
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Crankshaft Included
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Yes
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1 / 2 Piece Rear Main Seal
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2 Piece
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Stroke
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3.750 in
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Rod Journal Diameter
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2.100 in
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Crankshaft Alloy
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4340
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Crankshaft Material Style
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Forged
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Connecting Rods Included
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Yes
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Beam Style
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H-Beam
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Rod Length
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6.000 in
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Rod Bolt Manufacturer
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ARP
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Rod Bolt Diameter
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7/16 in
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Rod Bolt Alloy
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8740
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Forged Rods
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Yes
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Connecting Rod Alloy
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4340
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Main Bearings Included
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Yes
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Main Bearing Manufacturer
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King
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Main Bearing Series
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XP-Series
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Rod Bearings Included
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Yes
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Rod Bearing Manufacturer
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King
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Rod Bearing Series
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XP-Series
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Quantity
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Kit
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