These Street and Strip Rotating Assemblies are designed for Chevy 454 blocks with a 2-piece rear main seal. They offer reliability, affordability, and performance for engines producing under 700 horsepower. Kits include an Eagle Cast Steel Crankshaft; Eagle "SIR" I-Beam Rods; KB Hypereutectic, SRP, or Mahle Forged Pistons; Hastings Rings; and Clevite or King Bearings.
- 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 external balance. Harmonic balancer/dampener and automatic transmission flexplate or manual transmission flywheel are not included.
- Chevy 454 standard bore size is 4.250". Kits are available in .030", .060", .070", and .100" oversizes.
- Eagle Specialty Products reserves the right to substitute pistons due to availability.
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.