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Copper Spark Plug Gaskets - 18MM

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Single GasketPack of 100
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Overview

AN4027-1, 18MM. These are the AN4027-1 18mm copper spark plug gaskets.

20% Discount on Box of 100
Made of solid copper to current aircraft standards. Available in 14 MM and 18 MM sizes.
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Reviews

Ridgerunner A Verified Purchase

COPPER SPARK PLUG GASKET M674

November 21, 2022

Great copper gaskets!

Lewis M Verified Purchase

COPPER SPARK PLUG GASKET M674

November 16, 2022

I found more than 25% of these to be mangled and twisted. ---Hunter A&P / IA

Aloft A Verified Purchase

COPPER SPARK PLUG GASKET M674

November 11, 2022

A company you can count on

Loye H Verified Purchase

COPPER SPARK PLUG GASKET M674

October 19, 2022

Kenneth V Verified Purchase

COPPER SPARK PLUG GASKET M674

October 12, 2022

Price ok and fast shipping.

Tim O Verified Purchase

COPPER SPARK PLUG GASKET M674

October 11, 2022

As discribed

James D Verified Purchase

COPPER SPARK PLUG GASKET M674

October 4, 2022

As expected.

Randy B Verified Purchase

COPPER SPARK PLUG GASKET M674

September 11, 2022

James R Verified Purchase

COPPER SPARK PLUG GASKET M674

August 29, 2022

excellent product

Dave S Verified Purchase

COPPER SPARK PLUG GASKET M674

August 10, 2022

Q&A

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.

Q: Will these gaskets work on Tempest spark plugs? Tempest has part number UM-674.

Yes, these copper spark plug gaskets will work on Tempest or Champion plugs.

Q: Part # 07-00877: Please inform Inside Diameter & Thickness

.71" ID or just over 18mm OD. 0.08 thick.

Q: Are the 18mm gaskets right for the O320 Lyc ?

Yes, that would be correct.

Q: Are the 18mm gaskets used for a Lycoming IO-360 with Champion plugs?

Yes, the IO-360 will use 18mm plugs.

Q: would these work with lycoming IO540 with Champion REM38E plugs?

Yes, REM38E are 18mm plugs. These will work.

Q: Work on rem37by plugs? Champion

Yes, the REM37BY plugs are 18mm.

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