15 cubic inches of all-alloy BSA singleness.
For general parts, please see the product indexon the left.
Complete seat has a fiberglass replica of the B50MX base, topped with firm foam and an OE-style black vinyl cover. This seat works excellently on the earlier unit single BSA frames, and is also very popular when building specials.
The ultimate repair manual for your motorbike. Available for BSA or Triumph; Singles or Twins.
The NJB MX Expert shocks have been extensively tested for years by top-level riders, thus providing spectacular performance and fade resistance, on a level with the most-expensive vintage MX shocks in the world. Available with a single-rate spring or a dual-rate spring set-up to suit all riders and price points. They are available in 13.0", 13.4", and 14.0"lengths. Priced as a pair, includes bushes and springs.
These popular aluminum-alloy sidepanels require some final fitting by you, which can normally be accomplished by hand. They work on Gold Star, B44 and B50-style frames. Sold as a pair.
US-made Buchanan's stainless steel spokes are painstakingly fabricated one at a time, to provide you the best possible quality. Most vintage spoke kits are built-to-order; expect a lead-time of seven days. Only the most popular options are listed -- please call if you have other requirements.
Unit BSA sprockets are available for #428 or #520 chain; the Gold Star/A10 is for #520 chain only. We only stock a couple of sizes, but others are available on special order.
Bronze valve guides sold individually. Available for Triumph 650/750, or Triumph 500. The Cub and BSA unit singles use Triumph 500 guides. The standard outside diameter for all is .501"; oversizes available.
Daily shipments worldwide via UPS and USPS.
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