Catch problems early
Quickly and accurately detect blown head gaskets, cracked cylinder heads, or engine block damage before they turn into costly repairs.
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- 14-day easy returns
- Secure checkout
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Catch engine problems before they cost you
This professional-grade combustion leak tester helps you diagnose blown head gaskets, cracked cylinder heads, or engine block damage in minutes—before minor issues become major repairs.
- Detect blown head gaskets, cracked cylinder heads, or engine block damage quickly and accurately
- Test fluid changes from blue to red when combustion gases (CO₂) leak into the cooling system
- Compatible with petrol, diesel, and LPG engines
- Includes 50ml of reaction fluid—enough for approximately 25 tests (2ml per test)
- Simple, tool-free operation: just fill, connect, and run the engine
- Lightweight, durable polypropylene construction for long-lasting use
Why you'll love this combustion leak tester
Fast diagnosis
Reliable results in minutes to diagnose cooling system issues without guesswork.
Clear visual signal
Test fluid changes color from blue to red when combustion gases leak, giving you a clear, easy-to-read result.
Easy to use
Simple, tool-free operation: just fill, connect, and run the engine—perfect for DIY mechanics and professionals alike.
Setup
How to use
No electrician, no wiring, no fuss.
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Fill
Fill the tester with 2ml of test fluid from the included 50ml bottle—enough for about 25 tests.
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Connect
Connect the tester to the radiator or expansion tank using the included sealing adapter.
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Run and read
Run the engine and watch the fluid: it changes from blue to red when combustion gases (CO₂) leak into the cooling system.
Specs
The details that matter
Built to last outdoors, season after season.
- Capacity
- 50ml
- Fluid type
- Test fluid (reaction fluid)
- Compatibility
- Petrol, diesel, LPG engines
- Material
- Polypropylene
- Quantity
- 1 set
Unser sorgloses Einkaufsversprechen
Wenn Ihre Bestellung beschädigt, defekt oder nicht wie beschrieben ankommt, kontaktieren Sie uns innerhalb von 14 Tagen — wir sorgen mit Ersatz oder Erstattung für Abhilfe.
Frequently asked questions
Everything you might want to know before you order.
How many tests can I perform with the included fluid?
The kit includes 50ml of test fluid, which is enough for approximately 25 tests at 2ml per test.
How do I use the combustion leak tester?
Fill the tester with 2ml of test fluid, connect it to the radiator or expansion tank using the included sealing adapter, and run the engine. The fluid changes from blue to red when combustion gases (CO₂) leak into the cooling system.
Which engine types is this tester compatible with?
This tester is compatible with petrol, diesel, and LPG engines, making it versatile for a wide range of vehicles.
Does it work with both radiators and expansion tanks?
Yes, the kit includes a sealing adapter that works with radiators and expansion tanks, so you can test both types of cooling systems.
What material is the tester made from?
The tester is made of lightweight, durable polypropylene, ensuring long-lasting use in your workshop.
Versand & Rückgabe
Versand
- Lieferung nach Vereinigte Staaten (basierend auf Ihrem gewählten Land/Region).
- Voraussichtliche Lieferzeit: 3–15 Werktage nach Versand.
- Versandkosten: Kostenlos.
Rückgabe
Sie können innerhalb von 14 Tagen nach Lieferung eine Rückgabe anfragen. Für Standardrückgaben fällt eine pauschale Rückversandgebühr von 4,00 € EUR (ca. 4,66 $ USD) an, die von der Rückerstattung abgezogen wird. Der Rückversand ist kostenlos, wenn der Artikel beschädigt, defekt oder falsch geliefert wurde. Artikel sollten unbenutzt und nach Möglichkeit in Originalverpackung sein. Kontaktieren Sie uns vor dem Rückversand.