• CRC 401016 Metallic Block Seal-16 Oz. Can, 16. Fluid_Ounces,

    Forms a permanent molecular bond that's as strong as steel. Seals cracks & holes in cast iron & aluminum engine blocks, head gaskets, freeze plugs, & copper, aluminum & bi-material radiators & heater cores. Tested by an Independent test lab. Rated No.1

    • ASIN: B000CIPV5E
    • UPC: 078372010163
    • ASIN: B000CIPV5E
    • Brand: CRC
    • Size: 16 Ounce
    • Manufacturer: CRC

  • Blue Magic 1008 Liquid Glass Metallic Seal-Up - 11.4 oz.

    CarGo Seal-Up liquid glass metallic formula will seal cracks permanently. Works excellent on sealing engine blocks, radiators, heater cores and freeze plugs.

    • ASIN: B002UJ4WS0
    • UPC: 728489010081
    • ASIN: B002UJ4WS0
    • Brand: Blue Magic
    • Size: 11.4 Ounce
    • Manufacturer: Blue Magic

  • K&W 401224-6 FiberLock Head Gasket & Block Repair - 32 Fl Oz

    Permanent pour 'n go head gasket & block repair compatible with all types of antifreeze. Repairs cooling system leaks w/3 unique technologies: military-strength fibers nanotechnology & Cool-X Conditioner-the ultimate solution for all coolant leaks.

    • ASIN: B006OW2PIS
    • UPC: 078372012242
    • ASIN: B006OW2PIS
    • Brand: K&W
    • Size: 32 Fluid Ounces
    • Manufacturer: CRC

  • Moroso 35500 Ceramic Engine Seal - 1 Pint

    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 work with antifreeze If this doesn't stop the leaks, find yourself a welder!

    • ASIN: B000COU1TE
    • UPC: 084663355004
    • ASIN: B000COU1TE
    • Brand: Moroso
    • Manufacturer: Moroso

  • K-Seal ST3501 Pour and Go Permanent Head Gasket and Block Repair

    K-Seal ULTIMATE is the simple, permanent fix for blown head gaskets, cracked heads and blocks, and porous engine blocks. Our unique formula works with all water-cooled engines – there’s no need to drain or flush your cooling system, and it doesn’t matter what kind of antifreeze or coolant you’ve used previously. Simply shake the bottle, pour K-Seal ULTIMATE into your cooling system, and you’re back on the road. Just one bottle of K-Seal ULTIMATE is enough to fix blown head gaskets and cracked heads in cars, SUVs and small trucks. For larger engines, simply use two bottles.

    • ASIN: B00QYZIVA6
    • UPC: 855959003080
    • ASIN: B00QYZIVA6
    • Brand: KALIMEX LTD
    • Size: 16 fl. oz, 1 Pack
    • Manufacturer: Solv-TecA

  • BlueDevil Head Gasket Sealer - 32 ounce(38386)

    BlueDevil Head Gasket Sealer will repair and seal leaks in blown head gaskets, warped or cracked heads, heater cores, and freeze plugs.

    • ASIN: B000NOO798
    • UPC: 663536383865
    • ASIN: B000NOO798
    • Brand: BlueDevil Products
    • Manufacturer: BlueDevil Products

  • K&W 401232 32 Fluid Ounce Automotive Accessories

    Permanent Head Gasket and Block Repair, Container Size 32 Oz, Size/Net Weight 32 Fl Oz, Copper, Bottle, Metallic Copper Liquid, 11 to 11. 5 pH, Boiling Point 212 F, Flash Point None F, 1. 15 Specific Gravity, For Use With Engine Blocks, Heater Cores, Freeze Plugs, Cooling Systems, Cylinder Heads, Radiators

    • ASIN: B000M8NZ70
    • UPC: 078372012327
    • ASIN: B000M8NZ70
    • Brand: K&W
    • Size: 32 Fluid Ounce
    • Manufacturer: K&W

  • Bar's Leak HG-1 HEAD SEAL Blown Head Gasket Repair

    Bar's Leaks Head Gasket and Cooling Sealant repairs blown head and intake gasket leaks. Seals cracked cylinder heads and blocks. Stops heater core and radiator leaks. Fixes leaking freeze and core plugs.

    • ASIN: B003RGIWO0
    • UPC: 046087011362
    • ASIN: B003RGIWO0
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • K-Seal ST5501 Multi Purpose One Step Permanent Coolant Leak Repair

    K-Seal 8 fluid ounce bottle is effective to 20 quarts cooling capacity. Just shake, pour and go. It repairs leaks and cracks in radiator, head gasket, heater core, freeze plugs, water pump casing, cylinder heads and engine blocks.

    • ASIN: B001QT9KO6
    • UPC: 812646010004
    • ASIN: B001QT9KO6
    • Brand: K-Seal
    • Manufacturer: K-Seal

  • Bar's Leaks 1109 Block Seal Liquid Copper Intake and Radiator Stop Leak - 18 oz.

    It’s part of life: older cars, trucks, vans, SUVs and even RVs can develop larger leaks in their radiators and intake manifolds. If you’ve tried regular stop leak products, you know they are not powerful enough to stop these larger leaks. If you visit the service center down the street, you know just how expensive it can be to repair an intake gasket leak through a mechanic. Isn’t there a better way? There should be, which is why Bar’s Leaks designed the Liquid Copper Block Seal Intake & Radiator Stop Leak. This one-step sealer was designed to quickly and safely stop these overwhelming... [Read More]

    • ASIN: B002PX91OG
    • UPC: 046087011096
    • ASIN: B002PX91OG
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • Bar's Leaks 1100 Head Gasket Repair - 20 oz.

    Suddenly noticing your temperature gauge spring towards the high end is not the best way to start your day. School, work, errands — your daily routine should not be compromised due to head gasket problems. When you experience this problem, you probably think about the time and money that will be spent in search of a block seal solution. But there’s good news: a cracked head sealant doesn’t have to be expensive or time-consuming. Our Bar’s Leaks Head Gasket Repair is scientifically formulated to permanently seal coolant leaks that are the cause of most overheating problems. It’s easy ... [Read More]

    • ASIN: B000OO04MQ
    • UPC: 046087011003
    • ASIN: B000OO04MQ
    • Brand: Bar's Leaks
    • Size: 1 Pack
    • Manufacturer: Bar's Leaks

  • Genuine GM (12378255) Fluid 3634621 Cooling System Seal Tablet - 4 Grams, (Pack of 5)

    Original organic formula designed for use in radiator systems to seal leaks and prevent leaks due to casting porosity in engine components. Seals minor leaks and porosity in cooling systems. DEX-COOL compatible. Non-toxic.

    • ASIN: B000QIH3C4
    • ASIN: B000QIH3C4
    • Brand: Genuine GM
    • Size: Pack of 5
    • Manufacturer: GM

  • Bar's Leaks 1111 Block Seal Permanent Head Gasket Fix 24 oz.

    If the words “blown head gasket” make you nervous, we’re right there with you. We know firsthand that fixing a blown head gasket requires a hefty chunk of change and a few days without your car. Who has time to spend taking their car to the shop for a blown head gasket? And who has the extra cash to pay for a blown head gasket without planning for it? No, visiting the shop for a blown head gasket fix isn’t ideal. But what if we told you it was possible to fix this yourself with one of the most reliable blown head gasket solutions on the planet? Our easy-to-use Bar’s Leaks Head Gasket... [Read More]

    • ASIN: B0036VRQ70
    • UPC: 046087011119
    • ASIN: B0036VRQ70
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • Permatex 82194 Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, 3.5 oz.

    Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker is designed specially for high-torque and high vibration applications, like those common in import engines. This premium RTV gasket maker exceeds manufacturers' performance requirements, featuring maximum vibration resistance and outstanding resistance to oils, cooling and shop fluids. Non-corrosive and low-odor, this gasket maker is guaranteed not to leak. OEM specified, with a temperature range of -65 degrees fahrenheit to 500 degrees fahrenheit, intermittent. Permatex always has the right gasket maker for your application.

    • ASIN: B000HBGI8K
    • UPC: 686226821942
    • ASIN: B000HBGI8K
    • Brand: Permatex
    • Size: Pack of 1
    • Manufacturer: Permatex

  • BlueDevil Radiator & Block Sealer

    BlueDevil Radiator & Block Sealer is an easy-to-use formula that will repair and seal leaks in radiators and/or engine blocks. It does not contain solid or fibrous materials and will not clog or harm cooling systems. It will bond to plastic, cast iron, aluminum, alloy or metal. BlueDevil Radiator & Block Sealer is compatible in gasoline and diesel engines. It is a guaranteed permanent repair.

    • ASIN: B00N3XVNXE
    • UPC: 891838002058
    • ASIN: B00N3XVNXE
    • Brand: BlueDevil Products
    • Manufacturer: BlueDevil Products

  • Radiator/Block Sealer, Lg Engine, Copper BLUE MAGIC

    Zoro #: G0513441 Manufacturer #: 1116-24Full Cure: - Application: For Repairing and Bonding Heavy Duty, Automotive, Home, Industrial, Farm and Marine SituationsIncludes: - Temp. Range (F): -Begins to Harden: 5 Minutes Type: Large EngineShear Strength

    • UPC: 802664643

  • A-C Condenser - Pacific Best Inc For/Fit 4983 98-02 Dodge Pickup With Block Fitting Diesel Engine Only

    Please check all the details of the vehicle before purchasing the item. Message us with your car information (VIN) to double-check fitment of product (Only Cooling Direct). Provide your vehicle with maximum cooling efficiency. All

    • UPC: 445504109
    • Model: PC4983P

  • BlueDevil Radiator & Block Sealer - Part #00205 - 16 oz.

    Keep your vehicle functioning properly with the BlueDevil Block Sealer. It provides you with a quick and reliable fix for leaks in a radiator or engine block. The formula does not contain solid or fibrous

    • UPC: 124403839
    • Model: 205

  • BLUE MAGIC 1116-24 Radiator/Block Sealer,Lg Engine,Copper

    Radiator/Block Sealer, Large Engine, Color Copper, 22.8 Oz Container Size, Application Time 5 Minutes, Application For Repairing and Bonding Heavy Duty, Automotive, Home, Industrial, Farm and Marine SituationsFeaturesBegins to Harden: 5 MinutesContainer Type: -Full Cure:

    • UPC: 184201310
    • Color: BronzeCopper
    • Rating: 5.0

  • BLUE MAGIC 1008-24 Radiator/Block Sealer,Auto,Copper

    Radiator/Block Sealer, Auto, Color Copper, 11.4 Oz Container Size, Application Time 5 Minutes, Application For Repairing and Bonding Heavy Duty, Automotive, Home, Industrial, Farm and Marine SituationsFeaturesBegins to Harden: 5 MinutesContainer Type: -Full Cure: -Shear

    • UPC: 291010149
    • Model: 1008
    • Color: BronzeCopper
    • Rating: 5.0

  • A-C Condenser - Pacific Best Inc For/Fit 3360 00-05 Mercedes-Benz W163 M-Class (exclude ML55) - WITH 2 BLOCK FITTINGS ONLY

    Please check all the details of the vehicle before purchasing the item. Message us with your car information (VIN) to double-check fitment of product (Only Cooling Direct). Provide your vehicle with maximum cooling efficiency. All

    • UPC: 110693764
    • Model: PC3360P

  • A-C Condenser - Pacific Best Inc For/Fit 4322 91-93 Nissan Sentra NX Coupe With Male Block Fitting

    Please check all the details of the vehicle before purchasing the item. Message us with your car information (VIN) to double-check fitment of product (Only Cooling Direct). Provide your vehicle with maximum cooling efficiency. All

    • UPC: 239793192
    • Model: PC4322S

  • A-C Condenser - Pacific Best Inc For/Fit 4810 97-Aug'97 QX4 96-Aug'97 Nissan Pathfinder 6cy 3.3L WITH Female Block

    Please check all the details of the vehicle before purchasing the item. Message us with your car information (VIN) to double-check fitment of product (Only Cooling Direct). Provide your vehicle with maximum cooling efficiency. All

    • UPC: 721112596
    • Model: PC4810P

  • A-C Condenser - Pacific Best Inc For/Fit 4779 97-07 Ford Taurus Mercury Sable (Non-Block-Fitting)

    Please check all the details of the vehicle before purchasing the item. Message us with your car information (VIN) to double-check fitment of product (Only Cooling Direct). Provide your vehicle with maximum cooling efficiency. All

    • UPC: 818830033
    • Model: PC4779P

  • Repairing Cracked Engine Blocks Without Disassembly | Know Your Parts

    How to repair an engine block or radiator leak with K&W® Block Seal

    Blue Devil Head Gasket Sealer (Does It Work?)