Old Jun 30, 2015 | 09:10 PM
  #9  
Karl @ FPT's Avatar
Karl @ FPT
Always a pleasure!
 
Joined: Jun 2015
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From: Sudbury, Suffolk
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That's a 60 trim and is not a good choice for an RST because of the risk of surge.
Hence 55/.48 is most common stage 3, feel free to check with TT or CR if you are not sure mate.

Last edited by Karl @ FPT; Jun 30, 2015 at 09:17 PM.
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