The Cometic C3834 Top End Gasket Kit is a complete top-end engine sealing set designed for 50cc two-stroke youth motocross bikes.

Vehicle Fitment
KTM: 50 SX (2024–2025)
Husqvarna: TC 50 (2024–2025)
GasGas: MC 50 (2024–2025)

Kit Contents & Materials
Type: Top-end gasket kit (rebuilds the engine from the cylinder base upward).
Head Gasket: Engineered to draw heat away from the combustion ring and dissipate it evenly across the surface to prevent hot spots.
Base Gasket: Rubber-coated steel or AFM (Aluminum Foam Material) / fiber options depending on the specific kit variant (such as C3834 vs. C3834FB).
Includes: Cylinder base gasket, head gasket, exhaust gaskets, and necessary O-rings/seals.

Origin: Made in the U.S.A.