Cylinder head O-ring – 64 × 2 – Viton

- Genuine SHERCO part designed for the engine’s cylinder head seal. Cylinder head O-ring Ø64 × 2 made in Viton for high resistance to oil, hydrocarbons and heat.- Primary role: maintain perfect sealing of the head gasket and prevent leaks, even under high load and temperatures.- Material Viton provides enhanced durability, chemical resistance and dimensional stability over time.- Key features: Ø64 × 2, cylinder head O-ring, genuine SHERCO part.- Customer benefits: reliable sealing, reduced pressure loss, lower risk of overheating and engine damage, easy installation thanks to exact dimensions and natural fit on SHERCO heads.- Broad compatibility for SHERCO 125cc 1.25 models (2011–2025) and related variants, without misclassifying the part category.- Installation tips: clean surfaces thoroughly, inspect the head and replace the O-ring during engine maintenance to ensure perfect sealing.