Gasket CHT Probe
Gasket CHT Probe P/N 2853
J-Type thermocouple Red/White in Black
Dimensions - 18mm
Inner 0.720"
Outer 0.972"
Thickness 0.125"
The Gasket Probe uses the same J-Type thermocouple as the Spring Probe. This probe replaces the gasket on 18mm spark plugs. The J-Type thermocouple has red and white color coded wires. Note that the spark plug plugs in some engines may run 50 to 100 Fahrenheit degrees hotter than the thermo well. The gasket probe is recommended for use anytime the spring probe cannot be used. Aircraft fitted with thermo well TANIS preheaters should use the CHT Gasket probes.
CHT Adapter Probe
Adapter CHT Probe P/N 2856 Threaded
J-Type thermocouple Red/White in Black
Adapter probes are used in conjunction with the original manufactures CHT probes. These threaded probes fit into the cylinder heads thermo well. They are available in versions to accept threaded or bayonet type OEM probes.
P-51 Mustang EGT Probe
Probe P/N Table
2872A-07 - 7 FT
2872A-08 - 8 FT
2872A-09 - 9 FT
2872A-10 - 10 FT
2872A-11 - 11 FT
2872A-12 - 12 FT