Expansion Plugs & Kits

Cup Expansion Plugs

Available in Steel, Brass & Stainless Steel

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Shallow Cup Expansion Plugs

Available in Steel, Brass & Stainless Steel

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Concave Expansion Plugs

Available in Steel Brass & Stainless Steel,

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Rubber Expansion Plugs

Made with rubber Material

LIMITED SUPPLY!!


ERSCO#       SIZE

MA-403            1"

MA-405      1 1/4"

MA-408      1 5/8"

MA-409      1 3/4"

MA-410      1 7/8"

Expansion Plug Kits

Custom Designed Kits for applications including American Motors, Audi, Austin, Buick, Cadillac, Caterpillar, Chevrolet, Chrysler, Continental, Cummins, Detroit Diesel, Fiat, Ford, Falcon, GMC, Honda, Holden, Hyundai, International, Isuzu, Mazda, M.G., Mitsubishi, Nissan, Oldsmobile, Pontiac, Renault, Thermo King, Toyota, Triumph, Volkswagen, Volvo 

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Expansion Plug Applications

Find the right fit expansion plug listed to your make, year & size of your engine 



COMING SOON!!