Description
A reliable RTV silicone sealant is essential for any serious engine builder or race team—it creates a dependable, temperature-resistant seal on gasket surfaces, oil pans, and valve covers without the risk of failed gaskets mid-competition. Loctite’s black RTV cures to a flexible rubber that tolerates thermal cycling and vibration, giving you peace of mind that your seals won’t weep or fail under extreme conditions. The 300ml cartridge size is practical for both single applications and shop inventory, making it a staple for professional and dedicated DIY builds.
- RTV silicone sealant
- Black color
- 300ml cartridge
- Temperature resistant
- Flexible rubber cure
- Oil pan compatible
- Valve cover rated
- Vibration tolerant
- MPN: 495315
- Sold individually








