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𝗜𝗻𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻 𝗮𝗯𝗼𝘂𝘁 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝘀, 𝗥𝗲𝘁𝘂𝗿𝗻𝘀, 𝗦𝗵𝗶𝗽𝗽𝗶𝗻𝗴 & 𝗛𝗮𝗻𝗱𝗹𝗶𝗻𝗴
Please note that unless otherwise specified, parts sold here may not currently meet the requirements of the Federal Aviation Administration (FAA). It is the buyer’s responsibility to ensure compliance with 14 CFR Chapter I or other applicable regulations, including any required FAA inspections or modifications. Please ask any questions before purchasing. While we aim to describe items accurately, the final determination of airworthiness and suitability remains the buyer’s responsibility.
Unless otherwise stated, all items are sold “AS IS” with no warranties implied.
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Buyers are responsible for any applicable taxes, duties, customs fees, or import charges. We are not responsible for non-delivery issues related to international shipments.
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If an item is damaged during shipping, please contact us immediately and retain all original packaging materials.
𝗖𝗼𝗺𝗯𝗶𝗻𝗲𝗱 𝗦𝗵𝗶𝗽𝗽𝗶𝗻𝗴:
Combined shipping may be available. Please contact us with any questions regarding items or shipping costs before purchase.
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If you are dissatisfied with your purchase, please contact us first. An RMA (Return Merchandise Authorization) number is required before returning any item. Full refunds are provided when an item is not as described due to our error. Items sold “as is” or “as removed” are subject to a 30-day return policy, with original shipping costs being non-refundable. Returns for engines or propellers are not accepted.
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Champion REL37B Aviation Spark Plugs – Set of 4 (NOS)
Offered for sale is a rare set of four (4) Champion REL37B aviation spark plugs, featuring twin nickel electrodes and 5/8-24 thread configuration.
These plugs are new old stock (NOS) and are no longer commonly available, making them highly desirable for aircraft maintenance, vintage aircraft restorations, and collectors of aviation components.
Champion aerospace spark plugs are known for their durability, ignition reliability, and performance in piston aircraft engines.
Condition
New Old Stock (NOS)
• Unused spark plugs
• Three original containers opened
• Minor cosmetic marks from storage
• Two plugs include copper spark plug gasket
Included
4 × Champion REL37B Aviation Spark Plugs
Twin Nickel Electrode
5/8-24 Thread
Only the items shown in the photos are included.
Alternate Part Numbers
Tempest TR-M37BY
Autolite AV37BY
| Weight | 1 lbs |
|---|---|
| Dimensions | 7 × 6 × 7 in |
| Brand | Champion Slick KLG Auburn |
| Manufacturer Part Number | REL37B REL 37 B REL-37B REL-37 Tempest TR-M37BY Autolite AV37BY |
| Manufacturer | Champion Aerospace |
| MPN | REL37B REL 37 B REL-37B REL-37 Tempest TR-M37BY Autolite AV37BY |
| Country/Region of Manufacture | US |
| Condition | New other (see details) |
| Condition Details | Safe $$$ , Set of 4 NOS (New Old Stock) unused spark plugs – excellent shielded 5/8 24 thread Minor cosmetic signs of long-term storageAccessories: Two plugs include a Copper Spark Plug Gasket – the other two do not. |
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