Spark Plug Thread Adaptors 18mm down to 14mm Brass (M14 & M18)
by Unbranded
£2.99
GTIN05054716536044
EAN5054716536044
Prices updated 9 Apr 2026
Compare 1 Retailer
The Green Spark Plug Company
BEST PRICEIn stock£4.16 delivery
Amazon
Check live price on Amazon.co.uk
eBay
Check availability and price on eBay.co.uk
Product Description
HT34B Pattern Spark Plugs Fittings Accessories Accessories 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
More products from The Green Spark Plug Company
Browse their full range on Yorkshire.com
Related Products
Browse all Plumbing Fittings & Supports
Sealey Air Accessories Double Unions & Adaptors | 1/2"Bspt Ma
£5.45
Sealey Brake Pipe Nut Assortment 200pc - Metric & Imperial - AB068BPN
£58.01
Sealey Air Accessories Double Unions & Adaptors | 3/8"Bspt Ma
£5.02
Gardena ORIGINAL Male Threaded Hose Pipe Accessory Adaptor
£4.99
Clarke 1/4" to 5/16" Hose Adaptor
£6.66
Hozelock Flat and Spiral Hose Pipe Adaptor
£12.44
From£2.99The Green Spark Plug Company
Buy Now