Wynn’s Engine Oil Stop Leak 325 ml – Seal & Gasket Rejuvenator

? Description

Wynn’s Engine Stop Leak is a specially formulated additive designed to seal minor engine oil leaks by rejuvenating rubber seals and gaskets—without disassembling any engine components. Just add to the engine oil and drive; the product penetrates seals and helps swell them to reduce leaks.

⚙️ Specifications

• Volume: 325 ml

• Suitable for: Petrol and diesel engines

• Works on: Valve stem seals, camshaft/crankcase gaskets, O-rings, plus minor piston wear

• Treatment time: Allow ~300 km (200 miles) of driving for effect

? Features & Benefits

1. Rejuvenates rubber seals and gaskets—making them pliable and leak-resistant

2. Stops minor leaks from valve covers and crank seals—without engine teardown

3. Reduces oil burning and blue smoke—by improving seal integrity

4. Simple “add and drive” solution

5. Compatible with synthetic and mineral oils

? How to Use

1. Add entire 325 ml bottle to the warm engine oil.

2. Drive normally for approximately 300 km (200 miles).

3. Monitor oil level and check for reduced leakage.

⚠️ Notes & Limitations

• Not a permanent fix for large leaks—best used for minor seepage or aged seals

• Some users consider it a temporary solution until proper repair

• A few reviews mention variable results, depending on leak cause