Thread: cosworth plenum
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Old Jul 23, 2010 | 12:29 PM
  #12  
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Garage19
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From: Nr Ipswich
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Originally Posted by James90RS
Who knows
I know.

They are 1/8 NPT on the cossie. This is what you should buy if you want it right.

However... 1/8 BSP tapered is soooo close in thread pitch that they can be used.
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