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- Competition Rotating Assembly -
400, 2.65 Main
Stroke: 4.000
Disp. @ .040: 436
Rod Length: *6.000
Pistons: 4cc Dome
Rings: File Fit
Comp. Ratio 64cc/76cc: 12.8/11.3
Designed for Internal Balance - Flexplate/Flywheel and Balancer Not Included, Professional Machine Shop Balancing RequiredNOTE: * includes maximum clearance rods with ARP 2000 bolts
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.
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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.


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