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Spring 2026 EditionVol. XL · No. 1rogerwilcoaviation.comwheels-up since 2022
(605) 299-8178Book Service
Roger Wilco Aviation Services
FAA CERT. REPAIR STATION · AVIONICS · AIRFRAME & POWERPLANT · NDT · FABRICATION
Cert. No. RWSR491E
RWAS Avionics Desk · the Northern Plains
FAA Part 145 Repair Station · Cert. RWSR491EAuthorizedGarminDealerAEA MemberNBAA Member
EGT/Primary EGT ProbeClick image to enlarge
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EGT/Primary EGT Probe
Pilot Shop · Garmin Dealer Install · Garmin

From the workbench

EGT/Primary EGT Probe

EGT/Primary EGT ProbeGarmin part number 494-70001-00. Catalog description: Type K thermocouple, 3/8-24 bayonet, EGT.Garmin avionics accessory or service part. Confirm compatibility with the target Garmin unit and aircraft installation before ordering.

By the RWAS Pilot Shop Desk◆From Garmin◆SKU 494-70001-00
Call RWAS for Pricing and Installation
Order & fulfillmentGarmin components are ordered directly from Garmin in Kansas, shipped to our facility, then shipped directly to you. Turn-around time can vary. The best course of action is to call us to confirm availability.
Warranty & serviceWarranty for Garmin product is shipped back to Garmin for repair or replacement. Warranty for labor of installation is life-time (conditions apply).
Talk to a pilotCall (605) 299-8178 — staffed by pilots and A&Ps, not a call center.
Related serviceGarmin avionics installation
Certified Garmin dealer support for panel planning, installation, testing, and documentation.