1998 YZ400F to 450 cam

Is there a power difference or just the decompression factor. I don't have a problem starting the bike, but if it gives more low end power I would buy it? Is it worth doing other then the ease of starting.

Is there a power difference or just the decompression factor. I don't have a problem starting the bike, but if it gives more low end power I would buy it? Is it worth doing other then the ease of starting.

wrong forum:bonk:

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