Add-on kit for single-position system already installed. Consists of selector switch 3 or 5 probes for CHT to provide analyzer for 4 cylinder engine.
Made in USA |
![]() |
WARNING: The product may contain and/or expose you to a chemical(s) or substance(s) which are known to the State of California to cause cancer and/or birth defects or other reproductive harm. www.P65Warnings.ca.gov |
Have not installed yet. Service and ease of ordering was great.
ADD-ON KIT FOR CHT 4CYL
Im glad I before cutting hole in panel. This is not a 2 1/4 instrument. Its only 21/16 . It might work in a 2 1/4 hole but would be really hard to center.
WESTACH CHT PROBE J WIRE 18MM RING 4 LEAD 712-5WK NON TSO
This replaced similar with broken thermocouple wire to ring connection. Arrived promptly, works as intended
WESTACH CHT PROBE J WIRE 18MM RING 4 LEAD 712-5WK NON TSO
Just as ordered
WESTACH 4 POSITION SWITCH W/ 8 LEAD 254-4F NON TSO
WESTACH CHT PROBE J WIRE 18MM RING 4 LEAD 712-5WK NON TSO
Will not work
WESTACH CHT PROBE J WIRE 18MM RING 4 LEAD 712-5WK NON TSO
Called for replacement, worked well
WESTACH CHT PROBE J WIRE 18MM RING 4 LEAD 712-5WK NON TSO
WORKS as advertised good value
This switch works well, and the cable is just the right length for a Long EZ. However, the switch is relatively inexpensive, and only seems to last about 3 years before needing replacement.
Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.