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Prestone Head Gasket & Engine Block Repair 400ml

Part No:


Product Code: AS-80444
WAS £45.46
  • FREE Delivery on all orders over £30
  • Available in 1-2 days
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Prestone Head Gasket & Engine Block Repair couldn’t be easier to use - simply pour and fix, permanently.

Guaranteed for ANY car and ANY coolant/antifreeze with no damaging effect - will not form a gel in the cooling system.

Will reduce corrosion and prevent future leaks.

No need to drain or flush cooling system after use - will stop the leak in minutes.

Unique US formula - the best of the best.

Treats up to 14 litres of coolant. Can be used in small, medium and large cooling systems; the high concentration in small vehicles makes it work even quicker.

Prestone Head Gasket & Engine Block Repair fixes:

  • Engine Block
  • Cylinder Head 
  • Head Gasket 
  • Freeze Plugs 
  • Water Pump Gaskets 
  • Radiator 
  • Heater Core 
  • Hoses

FREE UK Mainland Delivery on all orders over £30

Autosessive offers free UK Mainland delivery when you spend over £30. Orders below this value or to addresses outside this region will incur a small delivery charge.

Standard delivery times are typically 2-4 working days to UK mainland but Next Day and other premium delivery options are available if required. We aim to dispatch all orders within one working day from receiving your order wherever products are shown as in stock. We will always advise if deliveries will take longer as we never like to hold up a project.

Orders placed after 4pm each day, over a weekend or on bank holiday will be processed and dispatched on the following working day.

14 Day Extended Returns

From the time you receive your order you have 14 days to decide if you want to keep the item(s). Should you decide one of more of the items received is unsuitable or unwanted simply send the goods back to us for either a refund or exchange. We aim to process all returns received within 3 working days.

For more information see our Delivery Information page or Returns Policy




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