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.
EGT Probe
EGT Probe P/N 2870
K-Type thermocouple Red/Yellow in Yellow
#28 Clamp fits 1 5/16" to 2 1/4" pipe
The EGT probe consists of a special alloy sheath connected to a stainless steel clamp.
The probe tip is installed in a small hole in the exhaust stack, secured by an adjustable clamp.
Before drilling, ensure that nothing interferes with
the probe, clamp, screw or wire. Center punch and
Gasket CHT Probe
Gasket CHT Probe P/N 2854
J-Type thermocouple Red/White in Black
Dimensions -
14 mm
Inner 0.5625"
Outer 0.750"
Thickness 0.125"
The Gasket Probe uses the same J-Type thermocouple as the Spring Probe. This probe replaces the gasket on 14mm 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.
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