Eagle Oldsmobile Street and Strip Rotating Assemblies have the perfect balance of reliability, affordability, and performance for engines producing under 700 horsepower. These kits feature quality components including an Eagle cast steel crankshaft, Eagle H-Beam rods, Mahle forged pistons, Hastings rings, and 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.
• Oldsmobile 455 standard bore size is 4.125", kits are available in .030" and .060" oversizes.
• Eagle Specialty Products reserves the right to substitute pistons due to availability.