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£0.72 below the typical price across 5 retailers.
If you have a cross threaded 10mm x 1mm spark plug in an Aluminium head, then this is the perfect little kit to rectify it.\n\nThe tap gradually cuts the 10mm slightly wider so that the thread is cleaned up, and you can fit the machined aluminium insert into the spark plug hole.\n\nThe inserts provi...
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