Expansion Plugs

Power Engines Expansion Plugs - Genuine Onan, Cummins & Fleetguard Parts

Maintain engine integrity with our authentic Expansion Plugs, specially crafted for Onan, Cummins, and Fleetguard power engines. These high-quality engine sealing plugs ensure leak-proof operation and prevent fluid loss, supporting your equipment's longevity and performance.

Genuine Expansion Plugs for Reliable Power Engine Sealing

Our Expansion Plugs category features premium sealing solutions including freeze plugs, core plugs, and expansion seals designed to fit your specific engine model. Built to withstand extreme temperatures and pressures, these plugs protect your engine block from corrosion and damage.

  • Authentic Quality: Manufactured to OEM standards for Onan, Cummins, and Fleetguard engines ensuring perfect compatibility.
  • Durable Materials: Crafted from corrosion-resistant metals to endure harsh engine environments.
  • Wide Selection: Various sizes and styles available to meet your power engine’s exact requirements.

Why Choose Our Expansion Plugs?

Choose our genuine Expansion Plugs for trusted quality, precise fitment, and enhanced power engine reliability—backed by expert knowledge and commitment to your equipment’s peak performance.

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  • CUMMINS 2892394 - EXPANSION PLUG INSTALLER OEM part - ONAN/CUMMINS OEM part - Image 1

    CUMMINS 2892394 EXPANSION PLUG INSTALLER OEM part

    CUMMINS

    $994.78
    $895.30
    CUMMINS 2892394 - EXPANSION PLUG INSTALLER MINS2892394 Looking for the best place to get the original 2892394 - EXPANSION PLUG INSTALLER? Look no further! Our store offers the genuine CUMMINS part...
    $994.78
    $895.30
    Qty in Cart: 0
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    Price:
    $994.78
    $895.30
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  • CUMMINS 210036 - EXPANSION PLUG OEM part - ONAN/CUMMINS OEM part - Image 1

    CUMMINS 210036 EXPANSION PLUG OEM part

    CUMMINS

    $22.53
    $20.27
    CUMMINS 210036 - EXPANSION PLUG MINS210036 Looking for the original 210036 - EXPANSION PLUG by CUMMINS? Look no further. Our online store offers the best price for this OEM part. With our fast...
    $22.53
    $20.27
    Qty in Cart: 0
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    Price:
    $22.53
    $20.27
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  • CUMMINS 206741 - EXPANSION PLUG OEM part - ONAN/CUMMINS OEM part - Image 1

    CUMMINS 206741 EXPANSION PLUG OEM part

    CUMMINS

    $18.42
    $16.57
    CUMMINS 206741 - EXPANSION PLUG MINS206741 Our store offers the original 206741 - EXPANSION PLUG from CUMMINS, the trusted brand for outdoor equipment parts. As the best option for reliable...
    $18.42
    $16.57
    Qty in Cart: 0
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    Price:
    $18.42
    $16.57
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  • CUMMINS 205227 - EXPANSION PLUG OEM part - ONAN/CUMMINS OEM part - Image 1

    CUMMINS 205227 EXPANSION PLUG OEM part

    CUMMINS

    $6.45
    $5.80
    CUMMINS 205227 - EXPANSION PLUG MINS205227 Looking for the original "205227 - EXPANSION PLUG" for your outdoor equipment? Look no further than our store! We offer the best price for this genuine...
    $6.45
    $5.80
    Qty in Cart: 0
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    $6.45
    $5.80
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  • CUMMINS 204476 - EXPANSION PLUG OEM part - ONAN/CUMMINS OEM part - Image 1

    CUMMINS 204476 EXPANSION PLUG OEM part

    CUMMINS

    $12.56
    $11.30
    CUMMINS 204476 - EXPANSION PLUG MINS204476 Looking for the original 204476 - EXPANSION PLUG by CUMMINS? Look no further! Our store offers the best price and fast shipping for this essential fuel...
    $12.56
    $11.30
    Qty in Cart: 0
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    Price:
    $12.56
    $11.30
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  • CUMMINS 161825 - EXPANSION PLUG OEM part - ONAN/CUMMINS OEM part - Image 1

    CUMMINS 161825 EXPANSION PLUG OEM part

    CUMMINS

    $19.50
    $17.55
    CUMMINS 161825 - EXPANSION PLUG MINS161825 We take pride in offering the original 161825 - EXPANSION PLUG from CUMMINS, ensuring the perfect fit and optimal performance for your equipment. With...
    $19.50
    $17.55
    Qty in Cart: 0
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    $19.50
    $17.55
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  • CUMMINS 149757 - EXPANSION PLUG OEM part - ONAN/CUMMINS OEM part - Image 1

    CUMMINS 149757 EXPANSION PLUG OEM part

    CUMMINS

    $47.52
    $42.76
    CUMMINS 149757 - EXPANSION PLUG MINS149757 If you're in search of the original 149757 - EXPANSION PLUG for your outdoor equipment, look no further. Our store offers the genuine CUMMINS part,...
    $47.52
    $42.76
    Qty in Cart: 0
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    Price:
    $47.52
    $42.76
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  • CUMMINS 135231 - EXPANSION PLUG OEM part - ONAN/CUMMINS OEM part - Image 1

    CUMMINS 135231 EXPANSION PLUG OEM part

    CUMMINS

    $16.65
    $14.98
    CUMMINS 135231 - EXPANSION PLUG MINS135231 Looking for the best place to find the genuine 135231 - EXPANSION PLUG for your outdoor equipment? Look no further! Our store offers the original 135231 -...
    $16.65
    $14.98
    Qty in Cart: 0
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    Price:
    $16.65
    $14.98
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  • ONAN 186-6502 - 1866502 EXPANSION PLUG KIT ONAN/CUMMINS OEM part - ONAN/CUMMINS OEM part - Image 1

    ONAN 1866502 EXPANSION PLUG KIT ONAN/CUMMINS OEM part

    ONAN

    $66.80
    $60.12
    ONAN EXPANSION PLUG KIT - /CUMMINS 186-6502 When it comes to finding original EXPANSION PLUG KIT - /CUMMINS for your outdoor equipment, our store is your best bet. We offer the ONAN 186-6502 -...
    $66.80
    $60.12
    Qty in Cart: 0
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    Price:
    $66.80
    $60.12
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  • ONAN 517-0041 - 5170041 EXPANDER PLUG ONAN/CUMMINS OEM part - ONAN/CUMMINS OEM part - Image 1

    ONAN 5170041 EXPANDER PLUG ONAN/CUMMINS OEM part

    ONAN

    $50.20
    $45.18
    ONAN EXPANDER PLUG - /CUMMINS 517-0041 At our online store, finding the original EXPANDER PLUG - /CUMMINS (SKU: 517-0041) for your equipment is effortless. Our store is your ultimate destination for...
    $50.20
    $45.18
    Qty in Cart: 0
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    $50.20
    $45.18
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  • ONAN 517004801 WELCH EXPANSION PLUG ONAN Genuine OEM Part

    ONAN 517004801 WELCH EXPANSION PLUG ONAN Genuine OEM Part

    ONAN

    $8.89
    $8.00
    Genuine ONAN OEM component designed for exact fit and optimal engine sealing Seals critical engine block passages to prevent coolant and oil leaks, maintaining system integrity Supports thermal...
    $8.89
    $8.00
    Qty in Cart: 0
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    $8.89
    $8.00
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  • ONAN 517-0370 - 5170370 EXPANSION PLUG ONAN/CUMMINS OEM part - ONAN/CUMMINS OEM part - Image 1

    ONAN 5170370 EXPANSION PLUG ONAN/CUMMINS OEM part

    ONAN

    $3.84
    $3.45
    ONAN EXPANSION PLUG - /CUMMINS 517-0370 Looking for the best place to get the original EXPANSION PLUG - /CUMMINS? Look no further! Our store offers the ONAN 517-0370 - EXPANSION PLUG - ONAN/CUMMINS...
    $3.84
    $3.45
    Qty in Cart: 0
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    Price:
    $3.84
    $3.45
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  • ONAN 517-0427 - 5170427 EXPANSION PLUG ONAN/CUMMINS OEM part - ONAN/CUMMINS OEM part - Image 1

    ONAN 5170427 EXPANSION PLUG ONAN/CUMMINS OEM part

    ONAN

    $4.99
    $4.49
    ONAN EXPANSION PLUG - /CUMMINS 517-0427 Looking for the best place to get original EXPANSION PLUG - /CUMMINS? Look no further! Our store offers the ONAN 517-0427 - EXPANSION PLUG - /CUMMINS,...
    $4.99
    $4.49
    Qty in Cart: 0
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    $4.99
    $4.49
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