Finn,  Not a stock manifold, made from 321 S/S.  Drilled in and welded 
boss for probes.  One each end as it came out from exhaust port each 
> Curious how you could place them 4" from the port(s).
> The Renesis manifold has at least two layers. Center ports? Outer ports?
>> ?????????????????????????????????????? I put 2 EGT's in the standard 
>> position of 4 inches from the port, and really there was no 
>> difference except that I kept burning both off.?? Their usefulness, 
>> and one will do, is to regulate high temps with either revs (lower) 
>> or a richer mix to lower the high EGT. 1800 degrees F is quite warm 
>> and will test the exhaust system.?? The probe just lets you know if 
>> you are wasting your time or actually achieving something.?? Once set 
>> up they are just another thing to worry about in my case, so 
>> currently running without.
>>> For those of you that are using the stock manifold, where/how did 
>>> you locate the EGT probes?
>>> With an O2 sensor, I'm not sure that a single EGT probe has much 
>>> usefulness. However, one for each rotor would give indication of 
>>> mixture imbalance between the two rotors.