Holts Wondarweld 500ml Engine Block Cylinder Head Leak Sealer
£22.99 inc. VAT
1 in stock
Next-day delivery Order by 1pm tomorrow and it’s with you on Thursday.
- Permanently seals cracks and leaks in engine blocks
- Effective for cylinder head gasket leaks
- Restores integrity of the cooling system
- Helps prevent coolant loss and engine overheating
Description
Genuine HOLTS · Part no. WW500
Holts Wondarweld is an advanced liquid repair solution specifically formulated to permanently seal cracks and leaks within engine blocks and cylinder heads. This powerful additive circulates through the cooling system, identifying and sealing minor imperfections that lead to coolant loss, overheating, and potential engine damage. It provides a reliable and cost-effective method to address internal engine leaks without requiring complex mechanical dismantling.
Key features
- Permanently seals cracks and leaks in engine blocks
- Effective for cylinder head gasket leaks
- Restores integrity of the cooling system
- Helps prevent coolant loss and engine overheating
- Easy-to-use pour-in liquid formula
- Cost-effective alternative to extensive mechanical repairs
- 500ml capacity for comprehensive treatment
Specification
| Brand | HOLTS |
| Part number | WW500 |
| Condition | Brand New |
Fitment & use
Suitable for use in most automotive cooling systems.
Ideal for
Repairing minor internal leaks in engine blocks or cylinder heads; preventing coolant loss and subsequent overheating.
Also known as
Engine block sealant, Cylinder head repair fluid, Cooling system leak repair, Head gasket repair solution
Genuine HOLTS product.
Brand new and supplied ready to fit.
Additional information
| Weight | 0.77 kg |
|---|---|
| Volume | 500ml |








