CRC K&W 401016 Block Seal Permanent Metallic™ Block & Radiator Seal - 16 Oz

Highlighted Features

  • Permanent molecular seal that’s as strong as
  • Seals cracks & holes in cast iron and aluminum engine blocks, head gaskets, freeze plugs, and copper, aluminum and bi-material radiators & heater
  • For use in all water-cooled diesel and gasoline
  • Withstands extreme pressure and temperatures of a cooling system and will not wash
  • Professional grade formula exceeds ASTM D6107 for effectively sealing leaks in cooling

Features

  • UPC: 078372010163
  • ASIN: B000CIPV5E
  • Brand: CRC
  • Size: 16 Ounce
  • Height: 2.13
  • Length: 5.87
  • Weight: 1.15
  • Width: 2.31
  • Manufacturer: CRC
  • Information

    • Best Choice - #1 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 15 Reviews
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    K&W 401224 FiberLock Head Gasket & Block Repair - 32 Fl Oz

    Highlighted Features

    • Easy Pour and Go Formula!
    • Permanently fixes head gaskets, engine blocks, cooling systems, and cylinder
    • "Contains 3 unique technologies. Military-Strength Fibers create multi-layer repair over cracks with a web-like weave. Nanotechnology permanently fixes the smallest cracks and crevices. Cool-X Conditioner – lowers operating temperature as
    • Seals larger holes with less fluid loss than competitive products as proven by lab test (ASTM
    • Works with all antifreeze or plain

    Features

  • UPC: 078372012242
  • ASIN: B006OW2PIS
  • Brand: K&W
  • Size: 32 Fluid Ounces
  • Height: 9.54
  • Length: 3.4
  • Width: 3.4
  • Manufacturer: CRC
  • Information

    • Best Choice - #2 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 64 Reviews
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    Bar's Leak HG-1 HEAD SEAL Blown Head Gasket Repair

    Highlighted Features

    • Repairs Blown Head And Intake Gasket
    • Seals Cracked Cylinder Heads And
    • Stops Heater Core And Radiator
    • Fixes Leaking Freeze And Core

    Features

  • UPC: 046087011362
  • ASIN: B003RGIWO0
  • Brand: Bar's Leaks
  • Size: Pack of 1
  • Height: 3.22
  • Length: 9.78
  • Weight: 2.65
  • Width: 3.22
  • Manufacturer: Bar's Leaks
  • Information

    • Best Choice - #3 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 91 Reviews
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    K-Seal ST5501 Multi Purpose One Step Permanent Coolant Leak Repair, Blue

    Highlighted Features

    • Permanent Coolant Leak Repair - Just Shake, Pour And
    • Mixes With All Antifreeze
    • No Draining Or Flushing
    • Fixes Cracks And Leaks In Radiator, Head Gasket, Freeze Plugs, Cylinder Heads, Heater Core, Water Pump Casing And Engine

    Features

  • UPC: 812646010004
  • ASIN: B001QT9KO6
  • Brand: K-Seal
  • Height: 5.99999999388
  • Length: 7.87401574
  • Weight: 0.60406659788
  • Width: 1.99999999796
  • Manufacturer: K-Seal
  • Information

    • Best Choice - #4 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 90 Reviews
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    Bar's Leaks Block Seal Head Gasket Fix

    Highlighted Features

    • Stops block leaks
    • Seals cracked cylinder heads and
    • Repairs blown head gaskets
    • Contains a combination of antifreeze compatible sodium silicate sealing liquid and various size gasket sealing particles which penetrate gaps & cracks and harden to permanently stop

    Features

  • UPC: 046087011119
  • ASIN: B0036VRQ70
  • Brand: Bar's Leaks
  • Size: Pack of 1
  • Height: 2.5
  • Length: 9.5
  • Weight: 1.5
  • Width: 2.6
  • Manufacturer: Bar's Leaks
  • Information

    • Best Choice - #5 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 82 Reviews
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    K-Seal ST3501 Pour and Go Permanent Head Gasket and Block Repair

    Highlighted Features

    • Just Pour & Go – No Need for Expensive Head Gasket Repairs - The Safe and Easy Way to Fix a Coolant
    • Fixes blown head gaskets, cracked heads and
    • A permanent repair, guaranteed for the lifetime of the
    • Scientifically Tested - K-Seal is the only product to have been successfully tested by the equipment at Brighton University and classes as meeting the demands of ASTM
    • If product did not seal head gasket leak, the system might be Over-pressurized, which causes back pressure and doesn't allow the product to reach the problem area, on this page

    Features

  • UPC: 855959003080
  • ASIN: B00QYZIVA6
  • Brand: KALIMEX LTD
  • Size: 16 fl. oz, 1 Pack
  • Height: 8
  • Length: 2.5
  • Weight: 1
  • Width: 2.5
  • Manufacturer: Solv-TecA
  • Information

    • Best Choice - #6 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 53 Reviews
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    BlueDevil Radiator & Block Sealer

    Highlighted Features

    • Permanent repair for radiator and block
    • Works effectively on plastic, aluminum and/or metal
    • Contains no solids or fibrous
    • Safe and Easy to use.
    • Guaranteed

    Features

  • UPC: 891838002058
  • ASIN: B00N3XVNXE
  • Brand: BlueDevil Products
  • Height: 7.25
  • Length: 2.75
  • Weight: 1
  • Width: 2.75
  • Manufacturer: BlueDevil Products
  • Information

    • Best Choice - #7 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 15 Reviews
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    K&W 401232 Permanent Head Gasket & Block Repair with Nanotechnology - 32 Fl Oz

    Highlighted Features

    • Package length: 4.394 cm
    • Package width: 8.610 cm
    • Package height: 24.206 cm
    • Product Type: AUTO ACCESSORY

    Features

  • UPC: 078372012327
  • ASIN: B000M8NZ70
  • Brand: K&W
  • Size: 32 Fluid Ounce
  • Height: 9
  • Length: 2.5
  • Weight: 1.67
  • Width: 4
  • Manufacturer: CRC
  • Information

    • Best Choice - #8 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 63 Reviews
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    Rain Guard Water Sealers - Concrete Sealer - Penetrating Water Repellent Protection For All Porous Concrete Surfaces - Water-Based Silane/Siloxane Sealant - Natural Finish - Ready To Use - 1 Gallon

    Highlighted Features

    • PREMIUM CONCRETE SEALER: Protect, restore, and extend the life of your home with Rainguard Water Sealers Concrete Sealer! Formulated to penetrate deep into the surface, Concrete Sealer is a water-based
    • LONG LASTING PROTECTION: Engineered with Micro-Lok! This proprietary ingredient ensures sealer absorption and creates a long-lasting filmless hydrophobic barrier against weathering, salt, dirt, freezing temperatures, UV light, wind-driven rain, and
    • PREMIXED FORMULATION: Ready to use right out of the bottle! Rainguard Water Sealers Concrete Sealer is premixed for easy and convenient application. Before use, shake bottle lightly to disperse any
    • EASY APPLICATION: Seamlessly seal cement surfaces! Prior to applying Rainguard Concrete Sealer, protect anything you don't want to be sealed by moving or covering with a tarp. Prep surface by
    • RAIN GUARD: Where innovation meets sustainability! Since 1969, Rainguard Water Sealers has been manufacturing architectural and industrial coatings designed to “wrap” the exterior of buildings and structures. Rainguard now brings

    Features

  • UPC: 660041001529
  • ASIN: B06XRNTZLQ
  • Brand: Rain Guard Water Sealers
  • Size: 1 Gallon
  • Height: 10
  • Length: 4
  • Weight: 2.4
  • Width: 5
  • Manufacturer: Rainguard International
  • Information

    • Best Choice - #9 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 27 Reviews
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    Moroso 35500 Ceramic Engine Seal - 1 Pint

    Highlighted Features

    • Fit type: Vehicle Specific
    • The best Chemical Sealer you can buy to stop cooling system leaks Works equally well in aluminum or cast-iron blocks Cooling system must be thoroughly clean before use Does not
    • Part number: 35500
    • Package Weight: 1.6 pounds

    Features

  • UPC: 084663355004
  • ASIN: B000COU1TE
  • Brand: Moroso
  • Height: 10
  • Length: 3.25
  • Weight: 1.6
  • Width: 3.25
  • Manufacturer: Moroso
  • Information

    • Best Choice - #10 Best Cracked Engine Block Sealer
    • Checked on 24/04/2024
    • Based on 50 Reviews
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