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Price: 2.99 GBP
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Spark Plug Thread Adaptors 18mm down to 14mm Brass (M14 & M18)
Brass spark plug thread adaptor, 18mm down to 14mm.For use with long-reach 14mm plugs, as the seated shoulder on the adaptor raises the spark plug out of the chamber.M14 = 1.25mm pitch. M18 = 1.5mm pitch.Also available in steel (HT34A).Looking for long-reach 18mm plugs? See our KLG ML50.
Product information updated: 09 Nov 2026
Disclaimer: Product information, including title, description, and images, is sourced/provided by our affiliate partner: The Green Spark Plug Company.
Buy from The Green Spark Plug Company
Disclaimer: Some of the links on this website are affiliate links, meaning we may earn a commission if you click through and make a purchase. This comes at no additional cost to you.
By clicking the button above, you acknowledge that you will be redirected to a third-party website and agree to their terms and conditions.
Product information, including title, description, and images, is sourced/provided by our affiliate partner: The Green Spark Plug Company.
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Share this product with a friend:
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