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Port Chamfer
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[QUOTE="cujet, post: 697583, member: 19501"] It also depends on the port size and cylinder size. A single 70% width exhaust port on a 500cc single will need a better chamfer than 0.5mm. I like to round my chamfers. Chris [/QUOTE]
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MX, SX & Off-Road Discussions
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Port Chamfer
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