Our Probes Feature:
* Type ?K? Calibration Special Limits, Traceable to N.I.S.T.
* Inconel Outer sheath good to 2200 + F
* Kapton Insulated Stainless Steel Overbraided Wire
* Wire Length up to 72 inches w/ striped leads
* Exposed Tip Junction Hyper Response can see a single misfire @ 8000 RPM
* Response time 300 milli-seconds All Day Long!
* This Probe is compatible with...Race Gasoline, Alcohol, Methanol, or Nitrous Oxide in naturally aspirated, Turbo charged, Blown/Supercharged Engines and Fixed & Portable Dynometer?s.
from egt tech. website, been using there sensor for a long time. fastest on the market that i have seen.