







🔍 Don’t guess—know your engine’s health in minutes!
The RELD Professional Head Gasket Tester is a precision combustion leak detector that uses a universal adapter and 17oz of reactive liquid to identify CO2 leaks in liquid-cooled engines. Designed for quick, nearly 100% accurate testing across a wide range of vehicles, it empowers professionals and DIYers alike to diagnose head gasket integrity without costly mechanic visits.







| ASIN | B083M9K4SK |
| Assembly Required | No |
| Best Sellers Rank | #55,286 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #80 in Fuel System Tools |
| Brand | RELD |
| Country of Origin | USA |
| Customer Reviews | 4.4 4.4 out of 5 stars (653) |
| Date First Available | 19 September 2024 |
| Generic Name | Head Gasket Tester |
| Item Weight | 1 kg 570 g |
| Item model number | RELD_P500ml |
| Manufacturer | RELD |
| Manufacturer Part Number | RELD_P500ml |
| Model | Head Gasket Tester |
| Package Dimensions | 36.4 x 29.69 x 7.49 cm; 1.57 kg |
L**C
Très bon test, facile
Pas de notice d'utilisation; Efficace; M'a permi de confirmer mon probleme de joint de culasse; Ne détecte pas (bien sûr) un probleme d'etancheité huile/Liquide refroidissement, seulement Etancheité LdR/chambre de combustion; Il faut bien le savoir.
L**O
Zylinderkopfdichtung Tester
Top Qualität, schnelle Lieferung
R**T
A very good quick test to help identify a combustion gas leak into the coolant system.
A**A
Great product
A**O
Works well and no need to remove coolant before test.
Trustpilot
3 weeks ago
2 weeks ago