K0877Y0100 Subaru THREE BOND 1217G, Price: 101.12$, Weight: 0.503kg

Professional Engine Sealant for Subaru Assemblies 🛠️

Why this part is needed

This high-temp liquid gasket is used to seal metal-to-metal joints where a normal paper gasket can’t fully protect. Subaru engines rely on tight sealing at timing covers, oil pans, cam carriers, and other mating surfaces to keep oil and coolant inside, and to stop air leaks that can affect performance.

How it works

After applying a thin, even bead, the compound skins over and cures into a flexible rubber-like seal. It fills tiny machining marks and gaps, resisting vibration, heat cycles, and engine fluids. When assembled correctly, it prevents seepage while still allowing proper bolt torque and part alignment.

What happens if it’s missing or fails

A weak or broken seal can cause oil leaks, coolant sweating, or vacuum leaks. Over time this may lead to low oil level, burning smells, smoke near the exhaust, messy undertrays, and even bearing damage if oil loss is ignored. Coolant leaks can trigger overheating and warped parts. Use the right sealant and prep surfaces clean for long-lasting results ✅

Technician tips

Degrease surfaces, avoid over-applying (extra can squeeze inside), and allow proper curing time before adding fluids for best sealing 🔧