Classic AJS & Matchless Lightweight Singles Teardown


If you’re wondering how far to insert the oil pump plunger into the crankcase you’ve come to the right place.


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Introduced in 1959, these lightweight singles were quite fast for their size and pretty thrifty on fuel too making them very popular. They only required regular tuning to keep them sweet but after all this time you’ll no doubt need to go through yours and this 4 page article will definitely help. Especially if you need to know which bolt involved in the oil pump sometimes breaks away and where to look for said bolt and its remains.

Do a deep dive inside Newoldstocktech and you’ll find loads more to help.

There’s articles on vintage carburetors, frames, engines, brakes and lots lots more. Nerd out on classic vintage motorcycle magazine articles today.