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olliemills

silent insert

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hey,

has anyone tried the silent insert for the yz450 and does it make much of a difference to performance and will i need to change stock jetting?

cheers :applause:

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hey,

has anyone tried the silent insert for the yz450 and does it make much of a difference to performance and will i need to change stock jetting?

cheers :applause:

I assume you are referring to the pro moto insert? I've got it on my 06 450 with the spark arrester. I love it. No jetting changes and I think it makes it easier to ride.

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