LOCTITE 518 Automotive Anaerobic Gasket Maker & Flange Sealant – Sensor-Safe, Low Oder, Non-Corrosive – 50 ml, 1 Pack

Customers find the sealant performs well, particularly noting its effectiveness on fuel flanges and precision flat flanges. Moreover, the product receives positive feedback for its quality, with one customer noting it's better than RTV for many applications. Additionally, the sealant is leak-proof, with one customer reporting their engine hasn't dripped a single drop of oil yet. However, the application experience is mixed, with some customers reporting that it never sets up properly.