RTV and Silicone Sealers and Gasket Makers

A quality RTV silicone sealant is essential for any serious engine builder or racer—it creates reliable, repeatable seals on critical engine gasket surfaces where precision matters. SCE Gaskets' Athesil formula delivers superior adhesion and flexibility,...

When you're assembling or rebuilding high-performance engines, the quality of your sealant directly impacts reliability and longevity. Right Stuff 90 Minute Red delivers superior adhesion and heat resistance across critical engine gasket surfaces, oil...

Engine gasket failures and oil seepage can compromise performance and create costly downtime on the track or in the shop. Optimum Red Max is a professional-grade, high-temperature RTV silicone sealant engineered to handle extreme under-hood conditions,...

Gasket failures can compromise your engine's integrity and lead to costly leaks that sideline your build. The Right Stuff 90 Minute Gasket Maker delivers reliable sealing performance with a proven silicone formula that cures fast enough to keep your...

Track days, trail runs, and cross-country hauls demand reliable tire pressure management—and tire failure isn't an option when you're pushing performance limits. Lucas Oil's Tire Inflator delivers immediate pressure recovery in the field, keeping you...

Track downtime and roadside emergencies are expensive—Lucas Oil's Tire Inflator gets you back in the action fast. This 16oz aerosol combines sealant and inflation in one canister, sealing punctures while restoring tire pressure so you can limp to the...

Engine gaskets and seals fail under thermal stress and vibration—especially in high-performance applications where temperatures spike and compression loads spike harder. Loctite High Flex Gasket Maker prevents oil seeps, coolant leaks, and compression...

Engine gasket failures and fluid leaks compromise performance and reliability—this all-in-one aluminum silicone sealant stops them before they start. Whether you're sealing critical engine components or fabricating custom aluminum assemblies, this...

When you're assembling high-performance engines or sealing critical aluminum components, you need a sealant that won't compromise structural integrity or leak under extreme conditions. This all-in-one aluminum silicone sealant delivers reliable bonding...

A reliable silicone sealant is essential for keeping your engine bay, fuel system, and chassis components protected from moisture and vibration damage. This all-in-one black silicone cartridge delivers consistent adhesion and flexibility across a wide...

A quality silicone sealant is essential for any serious mechanic or racer who needs reliable, long-lasting protection against fuel, oil, and extreme temperatures. This all-in-one black silicone delivers consistent performance across engine gaskets,...

Engine bays, fuel system connections, and custom fabrication work demand a sealant that won't compromise performance or fail under thermal stress. This all-in-one silicone formula delivers reliable, clear sealing for both critical mechanical joints and...

A reliable sealant is non-negotiable in high-performance racing—engine vibration, temperature fluctuations, and aggressive driving conditions demand a product that won't fail. This clear silicone formulation provides a durable, all-in-one seal for...

A reliable gasket maker is non-negotiable when you're sealing critical engine surfaces—whether you're assembling a fresh rebuild or addressing a stubborn leak. Right Stuff Grey delivers consistent, durable sealing performance that won't let you down on...

Electrical connections in high-performance applications demand reliable insulation that won't fail under vibration, heat, or moisture exposure. Liquid Electric Tape provides a flexible, durable barrier for exposed wires, terminals, and connections—ideal...

A reliable silicone sealant is essential for engine gaskets, intake manifolds, and custom fabrication work where you need a bond that won't fail under heat and vibration. Ultra Grey Silicone delivers consistent, leak-proof performance across temperature...

A reliable gasket maker is non-negotiable for any serious engine builder or mechanic. Ultra Grey Gasket Maker delivers consistent, high-temperature sealing performance without the guesswork—whether you're assembling a daily driver or a race-prepped...

A reliable gasket maker is essential for sealing critical engine components and preventing fluid leaks that can compromise performance and engine longevity. This ultra black silicone sealant creates a durable, flexible seal that withstands temperature...

High-temperature engine gaskets demand a sealant that won't fail under extreme conditions. Ultra Copper Gasket Maker delivers maximum temperature RTV reliability for critical sealing applications where standard sealants break down. Whether you're...

A quality gasket maker is essential for sealing critical engine passages and preventing fluid leaks that compromise performance and reliability. Ultra Blue's sensor-safe silicone formula works with modern oxygen sensors and engine management systems,...