Silencer repacking

By doorag

In the race last weekend I thought the silencer was really loud so I decided it was time for a repack. Taking it off was really easy and here’s the silencer off the bike.

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Now. The short angled part at the end doesn’t have any packing in it at all as far as I can tell by tapping the outside. I’m not sure if this is part of the reason it’s so loud. We’ll find out later, I guess.

Here’s some damage that happened over the weekend. Doubtless in one of my many falls. I hope it isn’t hard to repair.

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There’s some red sealant stuff around the edge where the bits slide apart.

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Here’s the insert with the old packing.

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I assume they all look like that when you take them out. You can also see why the end bit sounds empty – it is. The packing only goes to the end of the long straight part of the silencer and then leaves the angled bit empty. Is this causing it to be really loud? Anyway, here’s the end bit.

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In case anyone hasn’t ever seen it, here’s the inside of a used sheet of packing.

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And the pipe.

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Cleaned up.

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New packing.

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I’ve had a bit of trouble getting the holes to line up right putting it back together, and we had company over yesterday so I didn’t get a chance to finish it. Should all be done today. Anyway, I know it isn’t the most exciting of topics, but maybe someone who has never done it will find these pics helpful.

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