Please confirm the REL37B spark plug’s compatibility with your aircraft using these documents:
Product Details:
- Barrel Style: Shielded 5/8″-24 Thread
- Nickel Twin Electrodes
- Mounting Thread: 14 mm
- Reach: 1/2″
- Hex Size: 13/16″
Champion Spark Plug, Shielded, Standard Electrode, Twin Electrode. This Spark plug has 14MM Thread size and 5/8-24 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.

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