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terryd5150 terryd5150 is offline
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Posts: 123
Join Date: Apr 2015
Car: BMW 335xi
Default 02-24-2018, 02:27 PM

Originally Posted by 135idct
if u want fast spool, go for speedtech, their efr8374 kit put same numbers as the single scroll manifold 6266, but spool about 1000 rpm faster.

i don't know why docrace don't offer a twin scroll manifold for n55
It's not about just "spool".

Look at the total amount of area under the curve.

This set-up takes a long time to start moving air.
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