Quote:
Originally Posted by Madact
Yes, I'm looking at 1.5" primaries, it's the smallest size that matches the port area.
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Should be the best case
We always strived to avoid a "Reverse Step" or neck down with a step in exhaust ports.
Quote:
Originally Posted by Madact
Great idea about using half of an ebay 4-2-1, that just might work.
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Don't think I had any input here, but splitting a 4-2-1 into two 2-1 headers and then running them into an X-Pipe would achieve the ASC design.
Here are the pics I promised, all for the bikes but it applies most to a 4 cylinder
