These Insulators need to be in good condition with no damage, especially on the inner face where gas flow is so vital for top performance. They degrade with temperature extremes over time and renewal is often the only way to achieve the perfect carburettor balance that is so important on these machines.
Why not make sure new fixing bands are used as well and give the completed job a more professional showroom fresh appearance? Check our online schematic to find the correct part number. OE part that shows the machine is cared for properly.