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Bar's Leaks Liquid Copper Block & Radiator Sealer

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Bar’s Leaks® Liquid Copper™ Block Seal Intake & Radiator Stop Leak seals larger leaks regular stop leaks won’t. One step formula permanently repairs leaks in gaskets, radiators, heater cores, intake manifolds, blocks, heads and freeze plugs. Use on cars, trucks, vans, SUV’s and RV’s. Contains an antifreeze compatible sodium silicate liquid glass formula, so no draining of the cooling system is required. Will not harm the cooling system when used properly. Use with all types of antifreeze including conventional green or blue (Silicate-based) and extended life red/orange or yellow (OAT/HOAT) coolant.

Bar's Leaks Liquid Copper Block & Radiator Sealer

Part Number: 1109
Bottle Size: Net. Wt. 18 OZ. (510 g)
Dosage: Use 1 (one) bottle for most 4, 6, 8 and 10 cylinder
Case: Available by the bottle or 6 each per case pack
The Problem: The Solution:
  • Larger Cooling System Leaks
  • Heater Core Leaks
  • Cracked Cylinder Heads
  • Head Gasket Leaks
  • Freeze Plug Leaks
  • Block Leaks
  • Seals Larger Leaks Seals
  • Repairs Heater Core Leaks
  • Repairs Freeze Plugs
  • Repairs Blown Head Gaskets
  • Repairs Blocks
  • FUNCTION - Repairs Cracked Blocks

    DOSAGE - Use – 1/2 (half) bottle in a small cooling systems, such as 4 cylinders with no A/C. Use 1 (one) bottle for regular size systems, most 4, 6, 8 and 10 cylinder engines.

    More Information:
    FAQ MSDS Tech Sheet

    We ship Monday Through Friday and use both UPS and USPS Priority Mail.

    $10.00 Ground Shipping on all Order Under $200 - Over $200 FREE Up to $1500.00

    Shipping Times:

    Priority Mail 2-3 Days anywhere in continental US.

    UPS Shipping Times:

    Under $200......$10.00
    Over $200 FREE Up to $1500.00

    2nd Day Air:
    Under $60.....$40
    Up to $350....$50
    Up to $550....$57
    Up to $1000...$65
    Over $1000 varies by weight

    Ground Under $200......$60.00
    Over $1000.....$200.00

    Ground to AK,HI
    Under $499.99....$65.00
    Over $1000.....$100.00

    Ground to AK,AS,CZ,GU,HI,MP,PR,VI:
    Under $49.99....$20.00
    Up to $99.98....$30.00
    Over $200.....$50.00

    Return Policy:
    Levine Automotive is dedicated to customer satisfaction. If your purchase does not fulfill your needs for any reason, you can return your item for an exchange or refund. The following conditions apply:
    • Shipping is non-refundable
    • A 15% Restocking Fee applies (provided item is repacked according to factory standards & without wear) All returns must be returned within 30 days from purchase.
    • Shipping on returns is at the customers expense.
    • All of our paints matched to specific vehicles are custom mixed and
      cannot be returned. If there are any issues with the color we are more than
      happy to correct the problem.

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