Eagle Big Block Mopar Competition Rotating Assemblies

Name: Eagle Big Block Mopar Competition Rotating Assemblies
Brand: EAGLE
SKU: 356-21200055
Price: 2701.99 USD
Availability: InStock

^$2,701⁹⁹

Ships on 09/14/2026

Lowest Price Guarantee

440 Block 6 Bolt Flange Competition Assemblies

Stroke:

Disp. @ 4.375:

Rod Length:

Pistons:

Rings:

Comp. Ratio 72cc/80cc/84cc:

Eagle Big Block Mopar Competition Rotating Assemblies offer the ultimate reliability and strength at an affordable price for the most demanding applications. These kits include an Eagle Forged 4340 Steel Crankshaft, Eagle H-Beam Rods, Mahle 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.
All kits are designed for internal balance.
Mopar 400 "B" engines have a standard bore size of 4.340". Kits are available in .030" oversize only (4.375").
Mopar 440 "RB" engines have a standard bore size of 4.320". Kits are available in .030", and .055" oversizes.
Eagle Specialty Products reserves the right to substitute pistons due to availability.

Part TypeEngine Rotating Assembly Kit

Product LineEagle Big Block Mopar Competition Rotating Assemblies

BrandEAGLE

Part CategoryPerformance Parts

Part FitmentSemi Universal

Vendor Part Number21200055

Package Qty1

Package TypeEA

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