Featherbed frames

I’ve been looking for a featherbed frame (preferably slimline) for several months. I’ve seen some on eBay but, unless I’m seeing the same one over and over again, they seem to frequently have a “hole” worn away in the bottom of one of the...

Seeley Frames

The best ever 350cc single cylinder racing motor was in the 1958 AJS 7R . And the best ever British racing frame was the Mk3 Seeley. In the mid 1960s the best British racing single was the Seeley 7R. In the early 1970s, the 500cc Seeley G50 was competitive in races...

Tucker tungsten alloy valve seats

These are the best valve seats I’ve found. They seem to last forever. No pitting or recession. They require a tight interference fit of .007″ in Norton alum heads but thats not a problem when you heat up the head. I’ve used them in street bikes, race...