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Old September 27th, 2009, 23:39   #13
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Join Date: Aug 2006
Location: Tokushima, Japan
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Originally Posted by Erennert View Post
So a Bore up setup, with normal TightBore?
Bore-up refers to internals.. not the tightbore.

Bore-up is used when the stock cylinder can't push out enough air to make use of the extra length in a barrel...

after 550mm, you'll see a slow decline in performance as the barrel gets longer and longer... This is where bore-up comes in.
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