BSA B50


Still popular in vintage motocross, the mighty B50 grew out of the little C15 and is the last of the BSAs.

For general parts, please see the product indexon the left.

Parts available for B50
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Spokes, stainless steel, custom-made

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.

Spokes, stainless steel, custom-made - $95.00

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.

Motorcycle Model #18, #42, #48, #68, A10, A50, A65, Alpina, Anglian, Any, B25, B40, B44, B50, C15, Challenger, Cota, CR125, CR250, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, M.A.R., Matador, Metisse, Micro Metisse, MkIII, MkIV, MX250, Phantom, Pursang, Q.U.B., RL250, Scottish, Sherpa T, Stiletto, Stormer, T100, T120, T140, Tiger Cub, TL125, TL250, TM125, TR6, TY175, TY250, TY80, XL250, YZ400
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, CZ, Greeves, Honda, Husqvarna, Kawasaki, Maico, Matchless, Montesa, Ossa, Penton, Rickman, Suzuki, Triumph, Yamaha
   
Spokes, stainless steel, custom-made
Price $95.00
Description

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.

Motorcycle Model #18, #42, #48, #68, A10, A50, A65, Alpina, Anglian, Any, B25, B40, B44, B50, C15, Challenger, Cota, CR125, CR250, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, M.A.R., Matador, Metisse, Micro Metisse, MkIII, MkIV, MX250, Phantom, Pursang, Q.U.B., RL250, Scottish, Sherpa T, Stiletto, Stormer, T100, T120, T140, Tiger Cub, TL125, TL250, TM125, TR6, TY175, TY250, TY80, XL250, YZ400
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, CZ, Greeves, Honda, Husqvarna, Kawasaki, Maico, Matchless, Montesa, Ossa, Penton, Rickman, Suzuki, Triumph, Yamaha
Sprocket, Front, BSA

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.

Sprocket, Front, BSA - $35.00

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.

Motorcycle Model A10, B25, B40, B44, B50, C15, Gold Star
Motorcycle Manufacturer BSA
   
Sprocket, Front, BSA
Price $35.00
Description

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.

Motorcycle Model A10, B25, B40, B44, B50, C15, Gold Star
Motorcycle Manufacturer BSA
Tank Rubbers, BSA
Your choice of a BSA- or no-logo plug to cover the center-mount hole, the center-mount rubber for B50s, or the anti-roll frame rubbers used on most A and B models. Sold individually.
Tank Rubbers, BSA - $5.00
Your choice of a BSA- or no-logo plug to cover the center-mount hole, the center-mount rubber for B50s, or the anti-roll frame rubbers used on most A and B models. Sold individually.
Motorcycle Model A10, A50, A65, Any, B25, B40, B44, B50, C15, Gold Star, Tiger Cub
Motorcycle Manufacturer Any, BSA
   
Tank Rubbers, BSA
Price $5.00
Description Your choice of a BSA- or no-logo plug to cover the center-mount hole, the center-mount rubber for B50s, or the anti-roll frame rubbers used on most A and B models. Sold individually.
Motorcycle Model A10, A50, A65, Any, B25, B40, B44, B50, C15, Gold Star, Tiger Cub
Motorcycle Manufacturer Any, BSA
Throttle, Gunnar Gasser Genuine

Since the 1970s, the Gunnar Gasser has been our favorite throttle. These Swedish-made twistgrips are now back in stock. Don't forget the matching cable!

Throttle, Gunnar Gasser Genuine - $39.00

Since the 1970s, the Gunnar Gasser has been our favorite throttle. These Swedish-made twistgrips are now back in stock. Don't forget the matching cable!

Motorcycle Model #18, #42, #48, #68, Any, B44, B50, Challenger, Griffon, Pursang, Stiletto, YZ400
Motorcycle Manufacturer Any, BSA, Bultaco, Greeves, Husqvarna, Maico, Montesa, Ossa, Yamaha
   
Throttle, Gunnar Gasser Genuine
Price $39.00
Description

Since the 1970s, the Gunnar Gasser has been our favorite throttle. These Swedish-made twistgrips are now back in stock. Don't forget the matching cable!

Motorcycle Model #18, #42, #48, #68, Any, B44, B50, Challenger, Griffon, Pursang, Stiletto, YZ400
Motorcycle Manufacturer Any, BSA, Bultaco, Greeves, Husqvarna, Maico, Montesa, Ossa, Yamaha
Valve Guides, British

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.

Valve Guides, British - $15.00

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.

Motorcycle Model B25, B40, B44, B50, C15, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer BSA, Triumph
   
Valve Guides, British
Price $15.00
Description

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.

Motorcycle Model B25, B40, B44, B50, C15, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer BSA, Triumph
Valve, British Singles
Genuine Hepolite valves for single-cylinder British motorcycles. In-stock items appear in the drop-down menu, others available on short notice.
Valve, British Singles - $25.00
Genuine Hepolite valves for single-cylinder British motorcycles. In-stock items appear in the drop-down menu, others available on short notice.
Motorcycle Model B40, B44, B50, C15, Tiger Cub
Motorcycle Manufacturer BSA, Triumph
   
Valve, British Singles
Price $25.00
Description Genuine Hepolite valves for single-cylinder British motorcycles. In-stock items appear in the drop-down menu, others available on short notice.
Motorcycle Model B40, B44, B50, C15, Tiger Cub
Motorcycle Manufacturer BSA, Triumph