Steel Cup Expansion Plug, 45 mm [Set of 10]
InfoVehicle Info Needed
DORMAN PRODUCTSPART NUMBER: 326-555-098

Steel Cup Expansion Plug, 45 mm [Set of 10]

$1406
ShippingShips on 11/06/2026
Lowest PriceLowest Price Guarantee

Steel Cup Expansion Plugs
Steel Cup Expansion Plug
  • Universal Fit
  • Diameter: 45 mm
  • Height: 0.440 in.
  • Cup Type
  • Steel
  • Set of 10

    The Dorman 555-098 steel cup expansion plug seals a 45 mm core (freeze) hole in an engine block or head, replacing a rusted or leaking original. It presses in for a leak-proof seal and is sold in a shop pack of 10.

    Dorman 555-098 Specifications:

    • 45 mm diameter
    • 0.440 in. height
    • Cup-type steel construction
    • Sold as a set of 10
    • Dorman Engine Expansion Plugs ensure a leak-proof fit and are available in Cup Type, Pilot Seal, Reverse Taper, Concave, Quick-Seal Rubber and Quick-Seal Copper styles.

      Features:
    • Style Assortment
    • Made from High-Quality Steel, Copper, Brass, or Rubber
    • Engineered to Strict Quality Standards
    Part TypeExpansion Plug
    Product LineDorman Engine Expansion Plugs
    BrandDORMAN PRODUCTS
    Package Height0.440 in.
    Package Width3.8
    Package Length5.0
    Weight0.65 PG
    Part CategoryReplacement Parts
    TypeCup
    Quantity10
    MaterialSteel
    Part FitmentDirect Fit
    Diameter45 mm
    Vendor Part Number555-098
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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