BSA


BSA made their mark in the English observed trials world with the Gold Star, and continued to have success with the unit-construction C15 and B40. These bikes, along with the two-stroke Bantam, are still favorites with riders and spectators alike.

For general parts, please see the product index on the left.

Parts available for BSA Trials
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Air Filter, Vokes-Style for Amal
Traditional Vokes-type air filter to suit Amal Concentric carburetors. Your choice of center or offset inlet, 600- or 900-series carbs. Paper element, Asian-made. Gauze and foam elements available separately.
Air Filter, Vokes-Style for Amal - $22.00
Traditional Vokes-type air filter to suit Amal Concentric carburetors. Your choice of center or offset inlet, 600- or 900-series carbs. Paper element, Asian-made. Gauze and foam elements available separately.
Motorcycle Model A10, A50, A65, Anglian, Any, B25, B40, B44, B50, C15, Gold Star, Hawkstone/MCS, HT5, T100, T120, T140, TR6
Motorcycle Manufacturer Any, Ariel, BSA, Greeves, Matchless, Triumph
   
Air Filter, Vokes-Style for Amal
Price $22.00
Description Traditional Vokes-type air filter to suit Amal Concentric carburetors. Your choice of center or offset inlet, 600- or 900-series carbs. Paper element, Asian-made. Gauze and foam elements available separately.
Motorcycle Model A10, A50, A65, Anglian, Any, B25, B40, B44, B50, C15, Gold Star, Hawkstone/MCS, HT5, T100, T120, T140, TR6
Motorcycle Manufacturer Any, Ariel, BSA, Greeves, Matchless, Triumph
Air Filter, Vokes-Style Gauze Element
Replacement gauze element for Vokes-style air filters. Asian-made.
Air Filter, Vokes-Style Gauze Element - $12.00
Replacement gauze element for Vokes-style air filters. Asian-made.
Motorcycle Model A10, A50, A65, Anglian, Any, B25, B40, B44, B50, C15, Gold Star, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer Any, Ariel, BSA, Greeves, Triumph
   
Air Filter, Vokes-Style Gauze Element
Price $12.00
Description Replacement gauze element for Vokes-style air filters. Asian-made.
Motorcycle Model A10, A50, A65, Anglian, Any, B25, B40, B44, B50, C15, Gold Star, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer Any, Ariel, BSA, Greeves, Triumph

US-made Uni Filter foam air filters for OE airboxes offer unparalleled performance over a broad range of applications; the filters we normally stock are shown here, but anything in their range can be supplied; call us with your needs.

Air Filters, Uni Filter OEM-Style - $16.00

US-made Uni Filter foam air filters for OE airboxes offer unparalleled performance over a broad range of applications; the filters we normally stock are shown here, but anything in their range can be supplied; call us with your needs.

Motorcycle Model #18, #48, #68, Alpina, Any, B50, Challenger, CR125, CR250, Griffon, Hawkstone/MCS, Matador, Micro Metisse, MkIII, MkIV, MX250, Phantom, Pursang, Sherpa T, Stiletto, Stormer, TL125, TY250
Motorcycle Manufacturer AJS, BSA, Bultaco, CZ, Greeves, Honda, Husqvarna, Maico, Montesa, Ossa, Penton, Rickman, Yamaha
   
Air Filters, Uni Filter OEM-Style
Price $16.00
Description

US-made Uni Filter foam air filters for OE airboxes offer unparalleled performance over a broad range of applications; the filters we normally stock are shown here, but anything in their range can be supplied; call us with your needs.

Motorcycle Model #18, #48, #68, Alpina, Any, B50, Challenger, CR125, CR250, Griffon, Hawkstone/MCS, Matador, Micro Metisse, MkIII, MkIV, MX250, Phantom, Pursang, Sherpa T, Stiletto, Stormer, TL125, TY250
Motorcycle Manufacturer AJS, BSA, Bultaco, CZ, Greeves, Honda, Husqvarna, Maico, Montesa, Ossa, Penton, Rickman, Yamaha
Alloy Fenders
Alloy Fenders - $90.00

Polished aluminum alloy fenders have a rolled bead at one end. They are undrilled, and normally require trimming for length and component clearance. Very nice fenders with a huge range of applications. Four sizes available (see drop-down menu). Sold individually.

Alloy Fenders - $90.00

Polished aluminum alloy fenders have a rolled bead at one end. They are undrilled, and normally require trimming for length and component clearance. Very nice fenders with a huge range of applications. Four sizes available (see drop-down menu). Sold individually.

Motorcycle Model A10, A65, Alpina, Anglian, Any, B25, B40, B44, B50, C15, Challenger, Cota, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, M.A.R., Matador, Scottish, Sherpa T, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, Greeves, Husqvarna, Maico, Matchless, Montesa, Ossa, Penton, Triumph
   
Alloy Fenders
Price $90.00
Description

Polished aluminum alloy fenders have a rolled bead at one end. They are undrilled, and normally require trimming for length and component clearance. Very nice fenders with a huge range of applications. Four sizes available (see drop-down menu). Sold individually.

Motorcycle Model A10, A65, Alpina, Anglian, Any, B25, B40, B44, B50, C15, Challenger, Cota, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, M.A.R., Matador, Scottish, Sherpa T, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, Greeves, Husqvarna, Maico, Matchless, Montesa, Ossa, Penton, Triumph
Amal Air Filter Adaptor, Thread-On Ring
Makes a nice clamping surface so an air filter can be used on Amal Mk1 and certain Monobloc carburetors. Some adaptor rings are aluminum alloy, some are steel.
Amal Air Filter Adaptor, Thread-On Ring - $10.00
Makes a nice clamping surface so an air filter can be used on Amal Mk1 and certain Monobloc carburetors. Some adaptor rings are aluminum alloy, some are steel.
Motorcycle Model Any
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, Greeves, Matchless, Montesa, Rickman, Triumph, Villiers
   
Amal Air Filter Adaptor, Thread-On Ring
Price $10.00
Description Makes a nice clamping surface so an air filter can be used on Amal Mk1 and certain Monobloc carburetors. Some adaptor rings are aluminum alloy, some are steel.
Motorcycle Model Any
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, Greeves, Matchless, Montesa, Rickman, Triumph, Villiers
Amal Extended Float Bowl Screws
Long, stainless bowl screws for Amal Concentric carburetors. Drilled for safety-wire. May be shortened and used for the top, also. Sold as a pair.
Amal Extended Float Bowl Screws - $15.00
Long, stainless bowl screws for Amal Concentric carburetors. Drilled for safety-wire. May be shortened and used for the top, also. Sold as a pair.
Motorcycle Model #18, #42, #48, #68, A10, A50, A65, Alpina, Anglian, Any, B25, B40, B44, B50, C15, Challenger, Cota, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, M.A.R., Matador, Metisse, MkIII, MkIV, Pursang, Q.U.B., Scottish, Sherpa T, Stormer, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, Greeves, Matchless, Montesa, Ossa, Rickman, Triumph
   
Amal Extended Float Bowl Screws
Price $15.00
Description Long, stainless bowl screws for Amal Concentric carburetors. Drilled for safety-wire. May be shortened and used for the top, also. Sold as a pair.
Motorcycle Model #18, #42, #48, #68, A10, A50, A65, Alpina, Anglian, Any, B25, B40, B44, B50, C15, Challenger, Cota, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, M.A.R., Matador, Metisse, MkIII, MkIV, Pursang, Q.U.B., Scottish, Sherpa T, Stormer, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, Greeves, Matchless, Montesa, Ossa, Rickman, Triumph
Amal Gasket Set
Amal Gasket Set - $6.00
English-made gasket set for Amal carburetors. Your choice of MkI Concentric (pictured), MkII Concentric or Monobloc.
Amal Gasket Set - $6.00
English-made gasket set for Amal carburetors. Your choice of MkI Concentric (pictured), MkII Concentric or Monobloc.
Motorcycle Model #18, #42, #48, #68, A10, A50, A65, Alpina, Anglian, Any, B25, B40, B44, B50, C15, Challenger, Cota, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, M.A.R., Matador, Metisse, MkIII, MkIV, Pursang, Sherpa T, Stormer, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, Greeves, Husqvarna, Matchless, Ossa, Rickman, Triumph, Villiers
   
Amal Gasket Set
Price $6.00
Description English-made gasket set for Amal carburetors. Your choice of MkI Concentric (pictured), MkII Concentric or Monobloc.
Motorcycle Model #18, #42, #48, #68, A10, A50, A65, Alpina, Anglian, Any, B25, B40, B44, B50, C15, Challenger, Cota, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, M.A.R., Matador, Metisse, MkIII, MkIV, Pursang, Sherpa T, Stormer, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Bultaco, Cotton, Greeves, Husqvarna, Matchless, Ossa, Rickman, Triumph, Villiers
Amal Throttle Ferrule, Large
Throttle ferrule/cable stop for chrome British throttles with a 5/16-inch straight hole in the front. Accepts cable diameter of .220-inches. Sold each. Amal OE Part #16/011, fits some Doherty throttles, too.
Amal Throttle Ferrule, Large - $1.00
Throttle ferrule/cable stop for chrome British throttles with a 5/16-inch straight hole in the front. Accepts cable diameter of .220-inches. Sold each. Amal OE Part #16/011, fits some Doherty throttles, too.
Motorcycle Model Any
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Cotton, Greeves, Matchless, Rickman, Triumph
   
Amal Throttle Ferrule, Large
Price $1.00
Description Throttle ferrule/cable stop for chrome British throttles with a 5/16-inch straight hole in the front. Accepts cable diameter of .220-inches. Sold each. Amal OE Part #16/011, fits some Doherty throttles, too.
Motorcycle Model Any
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Cotton, Greeves, Matchless, Rickman, Triumph
Amal Throttle Ferrule, Small
Throttle ferrule/cable stop for chrome British throttles with a 1/4-inch straight hole in the front. Accepts cable diameter of .220-inches. Sold each. Amal OE Part #366/2, fits some Doherty throttles, too.
Amal Throttle Ferrule, Small - $1.00
Throttle ferrule/cable stop for chrome British throttles with a 1/4-inch straight hole in the front. Accepts cable diameter of .220-inches. Sold each. Amal OE Part #366/2, fits some Doherty throttles, too.
Motorcycle Model Any
Motorcycle Manufacturer AJS, Any, BSA, Cotton, Greeves, Matchless, Rickman, Triumph
   
Amal Throttle Ferrule, Small
Price $1.00
Description Throttle ferrule/cable stop for chrome British throttles with a 1/4-inch straight hole in the front. Accepts cable diameter of .220-inches. Sold each. Amal OE Part #366/2, fits some Doherty throttles, too.
Motorcycle Model Any
Motorcycle Manufacturer AJS, Any, BSA, Cotton, Greeves, Matchless, Rickman, Triumph
AMC/BSA/Triumph High-Gear Bearing
High-gear bearing (commonly called countershaft bearing in the US) for AJS/Matchless/Norton singles and twins with AMC gearbox (OE Part #040098), for BSA A50/A65 (68-0023), and for pre-unit Triumphs and four-speed unit 650 Triumphs (57-0448). Seals pop-out easily to run as an open bearing.
AMC/BSA/Triumph High-Gear Bearing - $24.00
High-gear bearing (commonly called countershaft bearing in the US) for AJS/Matchless/Norton singles and twins with AMC gearbox (OE Part #040098), for BSA A50/A65 (68-0023), and for pre-unit Triumphs and four-speed unit 650 Triumphs (57-0448). Seals pop-out easily to run as an open bearing.
Motorcycle Model A50, A65, G85, T120, TR6
Motorcycle Manufacturer BSA, Matchless, Triumph
   
AMC/BSA/Triumph High-Gear Bearing
Price $24.00
Description High-gear bearing (commonly called countershaft bearing in the US) for AJS/Matchless/Norton singles and twins with AMC gearbox (OE Part #040098), for BSA A50/A65 (68-0023), and for pre-unit Triumphs and four-speed unit 650 Triumphs (57-0448). Seals pop-out easily to run as an open bearing.
Motorcycle Model A50, A65, G85, T120, TR6
Motorcycle Manufacturer BSA, Matchless, Triumph