Please confirm the RHB36S spark plug’s compatibility with your aircraft using these documents:
Product Details:
- Barrel Style: Shielded 3/4″-20 Thread
- Single Fine Wire Electrode, Iridium
- Mounting Thread: 18 mm
- Reach: 13/16″
- Hex Size: 7/8″
Champion Spark Plug, Shielded, Single Fine Wire Electrode, Iridium. This Spark plug has 18MM Thread size and 3/4-20 Shielding Thread at Ignition Harness Connecting End.
Please note: Opened Plastic Spark Plug Packages are not returnable. Please confirm you have received the correct spark plugs for your application before opening package.

CCKT185-11G Cessna 185F Aircraft Flight Control Cable / Trim Chain Kit | McFarlane Aviation CCKT18511G
40000-11 Brownline Style Seat Anchor Plate for Aircraft | Ancra International, McFarlane Aviation 4000011
AA413 Specialty Tires of America Aero Classic Aircraft Tire | 890x1250 Rib Tread, 6 Ply, TL (Tubeless) 