Loctite Black RTV 598 High Performance Silicone Gasket Maker

LOCTITE Black RTV 598 High-Performance Silicone is specifically formulated to meet dealership warranty requirements and ensure compliance with extended drivetrain warranties. This fast-curing formula is sensor-safe, low odor, and noncorrosive, providing peace of mind for vehicle owners. Meeting the performance specs of OE silicone gaskets, it retains high flexibility and oil resistance properties, with a temperature range of -75°F to 625°F (-59°C to 329°C) intermittent operation. It also resists auto and shop fluids, as well as vibration.

LOCTITE automotive aftermarket products go beyond being OEM-specified – they are designed by auto manufacturers and rigorously lab tested. Professional race cars rely on LOCTITE brand adhesives, sealants, gasket makers, and coatings for engine assembly and maintenance. From gasoline to diesel engines, LOCTITE products are trusted to seal, secure, and repair vehicle components, including bolts, gaskets, cooling lines, and core plugs.

Our high-quality automotive aftermarket products are OEM-specified, designed by auto manufacturers, and lab tested for reliability. Featuring sensor-safe, low odor, and non-corrosive formulations with fast-curing capabilities, they ensure secure adhesion. With flexibility, durability, and top quality construction, LOCTITE products enhance the style, comfort, and functionality of vehicles. They also offer oil resistance, tolerating minor contamination by various oils such as motor oils, corrosion protection oils, and cutting fluids.

For professionals working on engine assembly or repairs, LOCTITE is the trusted choice – delivering reliable adhesion, flexibility, high quality, and oil resistance in every application.

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