66506 Harmonic Balancer for 1971-1995 Small Block Chrysler 360/5.9L
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PROFORMPART NUMBER: 778-66506

66506 Harmonic Balancer for 1971-1995 Small Block Chrysler 360/5.9L

$12499
2 left in stock
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Harmonic Dampers
Harmonic Balancer
  • 1971-1995 Small Block Chrysler 360/5.9L
  • External Balance
  • Counter Weight Cut On Ring
  • Diameter: 7.250 in.
  • RPM Limit: 6,000
  • Degree Markings
  • Nodular Iron
  • Natural Finish
  • Sold Individually

    Proform 66506 Harmonic Balancer Features:

    • Non-SFI Approved
    • Thickness: 1.250 in.
    • Designed specifically for the Chrysler 5.9L Small Block (LA)/360 engine — stock fitment and proper pulley spacing
    • Constructed with durable materials to resist wear and misalignment under heat and load
    • OE balance type (external between-weights), matching the original damping design
    • Reliable choice for performance and street applications — restores factory front pulley performance
    • Precision Balancing for Maximum Performance

      Proform Harmonic Dampers are engineered to reduce harmful engine vibrations, ensuring smoother operation and extending the life of critical engine components. Manufactured with high-quality materials and precise balancing, these dampers deliver dependable performance for both street and racing applications. Designed as direct-fit replacements, Proform Harmonic Dampers provide durability, accuracy, and the performance confidence enthusiasts expect.

    Part TypeHarmonic Balancer
    Product LineProform Harmonic Dampers
    BrandPROFORM
    Package Height3.2
    Package Width8.5
    Package Length8.5
    Weight9.63 PG
    Part CategoryPerformance Parts
    Degree MarkingsYes
    QuantitySold individually
    Harmonic Balancer MaterialNodular iron
    Part FitmentSemi Universal
    Outside Diameter7.25 in
    Safety RatingNot SFI Approved
    Engine BalanceExternal
    Harmonic Balancer FinishNatural
    Vendor Part Number66506
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
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