C15


The BSA C15 was the first four-stroke unit-construction single produced by BSA. If you want to ride a four-stroke in Premier Lightweight, this is the go-to bike, with excellent performance and parts availability..

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

Parts available for C15
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Gas Cap, Monza Flip-Up

Alloy Monza flip-up cap assembly, your choice of size: 2" or 2-1/2".

Gas Cap, Monza Flip-Up - $70.00

Alloy Monza flip-up cap assembly, your choice of size: 2" or 2-1/2".

Motorcycle Model A10, Any, B25, B44, B50, C15, Challenger, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, Metisse, MkIII, MkIV, Q.U.B., Scottish
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Cotton, Greeves, Matchless, Rickman
   
Gas Cap, Monza Flip-Up
Price $70.00
Description

Alloy Monza flip-up cap assembly, your choice of size: 2" or 2-1/2".

Motorcycle Model A10, Any, B25, B44, B50, C15, Challenger, G85, Gold Star, Griffon, Hawkstone/MCS, HT5, Metisse, MkIII, MkIV, Q.U.B., Scottish
Motorcycle Manufacturer AJS, Any, Ariel, BSA, Cotton, Greeves, Matchless, Rickman
Gas Tank, Alloy, BSA B44 Racing

Cool, narrower version of the classic B44 "breadloaf" tank. Includes flip-up Monza cap. Center-mount fixing makes this a great choice for many applications. The tunnel is over three-inches wide, so B50 frame fitment is possible.

Gas Tank, Alloy, BSA B44 Racing - $550.00

Cool, narrower version of the classic B44 "breadloaf" tank. Includes flip-up Monza cap. Center-mount fixing makes this a great choice for many applications. The tunnel is over three-inches wide, so B50 frame fitment is possible.

Motorcycle Model B40, B44, C15
Motorcycle Manufacturer BSA
   
Gas Tank, Alloy, BSA B44 Racing
Price $550.00
Description

Cool, narrower version of the classic B44 "breadloaf" tank. Includes flip-up Monza cap. Center-mount fixing makes this a great choice for many applications. The tunnel is over three-inches wide, so B50 frame fitment is possible.

Motorcycle Model B40, B44, C15
Motorcycle Manufacturer BSA
Gasket Sets
Gasket Sets - $12.00

Listed below are some of the gasket sets we have in stock. There is a broad array of applications readily available; if you don't see what you need, please call.

Gasket Sets - $12.00

Listed below are some of the gasket sets we have in stock. There is a broad array of applications readily available; if you don't see what you need, please call.

Motorcycle Model 9E-37A, Anglian, Any, B40, B44, B50, C15, Cota, G85, Hawkstone/MCS, MkIII, MkIV, Pursang, Sherpa T, Stormer, T100, T120, Tiger Cub, TL250, TR6, TY175, TY80
Motorcycle Manufacturer AJS, Any, BSA, Bultaco, Cotton, Greeves, Honda, Matchless, Montesa, Triumph, Villiers, Yamaha
   
Gasket Sets
Price $12.00
Description

Listed below are some of the gasket sets we have in stock. There is a broad array of applications readily available; if you don't see what you need, please call.

Motorcycle Model 9E-37A, Anglian, Any, B40, B44, B50, C15, Cota, G85, Hawkstone/MCS, MkIII, MkIV, Pursang, Sherpa T, Stormer, T100, T120, Tiger Cub, TL250, TR6, TY175, TY80
Motorcycle Manufacturer AJS, Any, BSA, Bultaco, Cotton, Greeves, Honda, Matchless, Montesa, Triumph, Villiers, Yamaha
Handlebars, Chrome Steel MX

Our most popular handlebar features a nice, classic bend with medium rise and a 33"width. A comfortable race handlebar, which also looks great on early MXers. Also now available in a lower bend for aggressive riders. In modern-bike lingo, it's the CR High Bend, in chrome - a Speed & Sport exclusive!

Handlebars, Chrome Steel MX - $56.00

Our most popular handlebar features a nice, classic bend with medium rise and a 33"width. A comfortable race handlebar, which also looks great on early MXers. Also now available in a lower bend for aggressive riders. In modern-bike lingo, it's the CR High Bend, in chrome - a Speed & Sport exclusive!

Motorcycle Model #18, #42, #48, #68, A10, A50, A65, B25, B40, B50, C15, Challenger, CR125, CR250, G85, Gold Star, Griffon, Hawkstone/MCS, Metisse, Micro Metisse, MkIII, MkIV, MX250, Phantom, Pursang, Q.U.B., Stiletto, Stormer, T100, T120, T140, Tiger Cub, TM125, TR6, XL250, YZ400
Motorcycle Manufacturer AJS, BSA, Bultaco, Cotton, CZ, Greeves, Honda, Husqvarna, Kawasaki, Maico, Matchless, Montesa, Ossa, Penton, Rickman, Suzuki, Triumph, Yamaha
   
Handlebars, Chrome Steel MX
Price $56.00
Description

Our most popular handlebar features a nice, classic bend with medium rise and a 33"width. A comfortable race handlebar, which also looks great on early MXers. Also now available in a lower bend for aggressive riders. In modern-bike lingo, it's the CR High Bend, in chrome - a Speed & Sport exclusive!

Motorcycle Model #18, #42, #48, #68, A10, A50, A65, B25, B40, B50, C15, Challenger, CR125, CR250, G85, Gold Star, Griffon, Hawkstone/MCS, Metisse, Micro Metisse, MkIII, MkIV, MX250, Phantom, Pursang, Q.U.B., Stiletto, Stormer, T100, T120, T140, Tiger Cub, TM125, TR6, XL250, YZ400
Motorcycle Manufacturer AJS, BSA, Bultaco, Cotton, CZ, Greeves, Honda, Husqvarna, Kawasaki, Maico, Matchless, Montesa, Ossa, Penton, Rickman, Suzuki, Triumph, Yamaha
Handlebars, Renthal MX

Lightweight, vibration-damping, ultra-strong legends in the handlebar business. Our silver vintage MX bend is not normally found in the US, and features a tall rise and a crossbar pad.

Handlebars, Renthal MX - $80.00

Lightweight, vibration-damping, ultra-strong legends in the handlebar business. Our silver vintage MX bend is not normally found in the US, and features a tall rise and a crossbar pad.

Motorcycle Model #18, #42, #48, #68, A10, A50, A65, B25, B40, B44, B50, C15, Challenger, CR125, CR250, G85, Gold Star, Griffon, Hawkstone/MCS, Metisse, Micro Metisse, MkIII, MkIV, MX250, Phantom, Pursang, Q.U.B., Stiletto, Stormer, T100, T120, TM125, TR6, XL250, YZ400
Motorcycle Manufacturer AJS, BSA, Bultaco, Cotton, CZ, Greeves, Honda, Husqvarna, Kawasaki, Maico, Matchless, Montesa, Ossa, Penton, Rickman, Suzuki, Triumph, Yamaha
   
Handlebars, Renthal MX
Price $80.00
Description

Lightweight, vibration-damping, ultra-strong legends in the handlebar business. Our silver vintage MX bend is not normally found in the US, and features a tall rise and a crossbar pad.

Motorcycle Model #18, #42, #48, #68, A10, A50, A65, B25, B40, B44, B50, C15, Challenger, CR125, CR250, G85, Gold Star, Griffon, Hawkstone/MCS, Metisse, Micro Metisse, MkIII, MkIV, MX250, Phantom, Pursang, Q.U.B., Stiletto, Stormer, T100, T120, TM125, TR6, XL250, YZ400
Motorcycle Manufacturer AJS, BSA, Bultaco, Cotton, CZ, Greeves, Honda, Husqvarna, Kawasaki, Maico, Matchless, Montesa, Ossa, Penton, Rickman, Suzuki, Triumph, Yamaha
Ignition Coil, Universal

Believe it or not, this universal use, single lead coil works with 6- or 12-volt, ignitions, either points-type or electronic, unless your existing coil also contains some of the CDI circuitry. It's even compatibible with Lucas Energy Transfer ignitions.

Ignition Coil, Universal - $18.00

Believe it or not, this universal use, single lead coil works with 6- or 12-volt, ignitions, either points-type or electronic, unless your existing coil also contains some of the CDI circuitry. It's even compatibible with Lucas Energy Transfer ignitions.

Motorcycle Model Alpina, B25, B40, B44, B50, C15, Cota, Griffon, Matador, Sherpa T, Stormer, Tiger Cub, TL125, TL250, TY175, TY250, TY80
Motorcycle Manufacturer BSA, Bultaco, Cotton, CZ, Greeves, Husqvarna, Maico, Montesa, Ossa, Triumph, Villiers, Yamaha
   
Ignition Coil, Universal
Price $18.00
Description

Believe it or not, this universal use, single lead coil works with 6- or 12-volt, ignitions, either points-type or electronic, unless your existing coil also contains some of the CDI circuitry. It's even compatibible with Lucas Energy Transfer ignitions.

Motorcycle Model Alpina, B25, B40, B44, B50, C15, Cota, Griffon, Matador, Sherpa T, Stormer, Tiger Cub, TL125, TL250, TY175, TY250, TY80
Motorcycle Manufacturer BSA, Bultaco, Cotton, CZ, Greeves, Husqvarna, Maico, Montesa, Ossa, Triumph, Villiers, Yamaha
Ignition Kit, Boyer Bransden Micro Digital

The Micro Digital Ignition features a built-in computer which can make more than a million ignition decisions per second, to constantly monitor engine speed and time the spark precisely to suit. Special-order only, takes just two days.

Ignition Kit, Boyer Bransden Micro Digital - $190.00

The Micro Digital Ignition features a built-in computer which can make more than a million ignition decisions per second, to constantly monitor engine speed and time the spark precisely to suit. Special-order only, takes just two days.

Motorcycle Model A50, A65, B25, B40, B44, B50, C15, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer BSA, Triumph
   
Ignition Kit, Boyer Bransden Micro Digital
Price $190.00
Description

The Micro Digital Ignition features a built-in computer which can make more than a million ignition decisions per second, to constantly monitor engine speed and time the spark precisely to suit. Special-order only, takes just two days.

Motorcycle Model A50, A65, B25, B40, B44, B50, C15, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer BSA, Triumph
Ignition Kit, Boyer Bransden MkIV

The Boyer Bransden MKIV is a contactless ignition-triggering system featuring an electronic advance and retard. Designed to fit all British unit-construction singles and twins, this system is powered by your Lucas-style stator. Twins require two 6v coils wired in series, while the Singles take a 12v coil. The Boyer also retains the original capacitor, rectifier and zener diode, all three of which can be replaced by a single unit, the solid-state Sparx box. The MkIV is the best Boyer choice for off-road, battery-less use. Special order, takes two days.

Ignition Kit, Boyer Bransden MkIV - $150.00

The Boyer Bransden MKIV is a contactless ignition-triggering system featuring an electronic advance and retard. Designed to fit all British unit-construction singles and twins, this system is powered by your Lucas-style stator. Twins require two 6v coils wired in series, while the Singles take a 12v coil. The Boyer also retains the original capacitor, rectifier and zener diode, all three of which can be replaced by a single unit, the solid-state Sparx box. The MkIV is the best Boyer choice for off-road, battery-less use. Special order, takes two days.

Motorcycle Model A50, A65, B25, B40, B44, B50, C15, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer BSA, Rickman, Triumph
   
Ignition Kit, Boyer Bransden MkIV
Price $150.00
Description

The Boyer Bransden MKIV is a contactless ignition-triggering system featuring an electronic advance and retard. Designed to fit all British unit-construction singles and twins, this system is powered by your Lucas-style stator. Twins require two 6v coils wired in series, while the Singles take a 12v coil. The Boyer also retains the original capacitor, rectifier and zener diode, all three of which can be replaced by a single unit, the solid-state Sparx box. The MkIV is the best Boyer choice for off-road, battery-less use. Special order, takes two days.

Motorcycle Model A50, A65, B25, B40, B44, B50, C15, T100, T120, T140, Tiger Cub, TR6
Motorcycle Manufacturer BSA, Rickman, Triumph
Individual Cylindrical Rollers, Bearings
Separate rollers used in many classic-engine applications; consult your parts book or call for specifics. Your choice of sizes; sold individually.
Individual Cylindrical Rollers, Bearings - $0.70
Separate rollers used in many classic-engine applications; consult your parts book or call for specifics. Your choice of sizes; sold individually.
Motorcycle Model Anglian, Any, B25, B40, B44, B50, C15, Challenger, Gold Star, Hawkstone/MCS, HT5, Scottish
Motorcycle Manufacturer Any, Ariel, BSA, Cotton, Greeves, Matchless, Villiers
   
Individual Cylindrical Rollers, Bearings
Price $0.70
Description Separate rollers used in many classic-engine applications; consult your parts book or call for specifics. Your choice of sizes; sold individually.
Motorcycle Model Anglian, Any, B25, B40, B44, B50, C15, Challenger, Gold Star, Hawkstone/MCS, HT5, Scottish
Motorcycle Manufacturer Any, Ariel, BSA, Cotton, Greeves, Matchless, Villiers
Inner Tubes
Inner Tubes - $8.00

Made from high quality butyl rubber, your choice of Kenda or IRC brand. Select size. Many others available, if you don't see what you need, please ask.

Inner Tubes - $8.00

Made from high quality butyl rubber, your choice of Kenda or IRC brand. Select size. Many others available, if you don't see what you need, please ask.

Motorcycle Model #18, #42, #48, #68, 9E-37A, 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, TLR200/Reflex, 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, Villiers, Yamaha
   
Inner Tubes
Price $8.00
Description

Made from high quality butyl rubber, your choice of Kenda or IRC brand. Select size. Many others available, if you don't see what you need, please ask.

Motorcycle Model #18, #42, #48, #68, 9E-37A, 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, TLR200/Reflex, 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, Villiers, Yamaha