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Bsa crankcases

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Home / Engine Parts / Bsa crankcases refurbished & used for sale | For Sale UK
Bsa c15 b40 - b25, crankcase

Bsa c15 b40 - b25, crankcase

£13.99
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Bsa 441 500 b44 b50 - bsa, unit

Bsa 441 500 b44 b50 - bsa, unit

£29.99
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Bsa rocket gold - rocket,

Bsa rocket gold - rocket,

£302.30
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Bsa b44 crankshaft flywheels - bsa,

Bsa b44 crankshaft flywheels - bsa,

£65.18
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Bsa b50 crankcases - bsa,

Bsa b50 crankcases - bsa,

£395.00
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Bsa ariel crankcases - ariel,

Bsa ariel crankcases - ariel,

£70.38
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Bsa 650 a65 thunderbolt crank - bsa,

Bsa 650 a65 thunderbolt crank - bsa,

£125.50
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Bsa a65t crankcases oif - crankcases,

Bsa a65t crankcases oif - crankcases,

£135.90
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Bsa a10 da10 - bsa,

Bsa a10 da10 - bsa,

£125.50
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Bsa a10 1956 ba10 - 1956,

Bsa a10 1956 ba10 - 1956,

£109.50
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Bsa ca10rr crankcases none - ca10rr,

Bsa ca10rr crankcases none - ca10rr,

£50.00
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Bsa a50 a65 b25 b40 - a50,

Bsa a50 a65 b25 b40 - a50,

£7.75
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Bsa b40 crankcases engine - b40,

Bsa b40 crankcases engine - b40,

£125.00
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Bsa c15 crankcases - c15, crankcases,

Bsa c15 crankcases - c15, crankcases,

£156.70
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Bsa b25 starfire - b25, 1968

Bsa b25 starfire - b25, 1968

£229.99
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Bsa a65 650cc - 650cc, unit

Bsa a65 650cc - 650cc, unit

£77.75
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Bsa b31 rigid - bsa, wd?

Bsa b31 rigid - bsa, wd?

£39.99
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Bsa a50 royal star engine - a50,

Bsa a50 royal star engine - a50,

£90.00
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Bsa d10 bantam crankcases - d10,

Bsa d10 bantam crankcases - d10,

£89.99
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Bsa b31 matched pair - ,

Bsa b31 matched pair - ,

£130.70
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Bsa a50 a65 1968 - 1968-72, engine

Bsa a50 a65 1968 - 1968-72, engine

£23.30
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Bsa bantam crankcases - bsa,

Bsa bantam crankcases - bsa,

£49.99
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Triumph tr25w trailblazer - trailblazer, bsa

Triumph tr25w trailblazer - trailblazer, bsa

£35.00
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Bsa a65c 1834 650 - a65c, engine

Bsa a65c 1834 650 - a65c, engine

£140.00
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Original bsa crank cases - bsa,

Original bsa crank cases - bsa,

£35.00
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Genuine bsa bantam - bsa,

Genuine bsa bantam - bsa,

£35.00
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Bsa b25 crankcase 1969 used - b25,

Bsa b25 crankcase 1969 used - b25,

£130.00
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Bsa b40 crank - bsa, cases

Bsa b40 crank - bsa, cases

£52.70
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Bsa a65d 1964 - a65d, lightning

Bsa a65d 1964 - a65d, lightning

£187.90
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Bsa bantam crank - bantam,

Bsa bantam crank - bantam,

£37.10
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Bsa b50 crankcases - bsa,

Bsa b50 crankcases - bsa,

£695.00
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Bsa a10 crankcases - bsa,

Bsa a10 crankcases - bsa,

£130.70
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Bsa matching crank cases - d7,

Bsa matching crank cases - d7,

£65.00
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Bsa da10r 8129h - da10r, engine

Bsa da10r 8129h - da10r, engine

£150.00
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Al549 bsa a10 - , crankcase

Al549 bsa a10 - , crankcase

£156.70
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Bsa 500 b33 crank - b33,

Bsa 500 b33 crank - b33,

£104.70
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Bsa c15ss 564 early crank - bsa,

Bsa c15ss 564 early crank - bsa,

£52.70
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Genuine bsa bantam - bantam, d5

Genuine bsa bantam - bantam, d5

£60.00
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Bsa b25s pre oil - bsa,

Bsa b25s pre oil - bsa,

£68.30
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Bsa c10 matched - matched, engine

Bsa c10 matched - matched, engine

£44.99
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Bsa bm21 crank - &, cases

Bsa bm21 crank - &, cases

£195.00
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Vintage bsa b40 350cc - vintage,

Vintage bsa b40 350cc - vintage,

£150.00
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Bsa a50 engine - a50, crank

Bsa a50 engine - a50, crank

£140.00
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Bsa b31 crankcase half - crankcase,

Bsa b31 crankcase half - crankcase,

£20.00
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Bsa 350 luxe l31 6 - bsa, l31-6

Bsa 350 luxe l31 6 - bsa, l31-6

£42.30
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Bsa da10 crankcases da1015701 - bsa,

Bsa da10 crankcases da1015701 - bsa,

£52.70
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Bsa a65l lightning - lightning, =

Bsa a65l lightning - lightning, =

£63.10
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Bsa a10 engine crankcases ca10 - engine,

Bsa a10 engine crankcases ca10 - engine,

£99.50
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Bsa c15 250 engine crankcase - bsa,

Bsa c15 250 engine crankcase - bsa,

£99.99
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Bsa a65 crankcases firebird - bsa,

Bsa a65 crankcases firebird - bsa,

£199.99
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Bsa c15 crankcase half see - c15,

Bsa c15 crankcase half see - c15,

£16.10
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Bsa a10 crankcase - crankcase, half

Bsa a10 crankcase - crankcase, half

£47.50
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Bsa b44 crankcases - bsa,

Bsa b44 crankcases - bsa,

£199.99
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Bsa crank cases - bsa,

Bsa crank cases - bsa,

£79.20
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Bsa c10 c11 c11g - c11, engine

Bsa c10 c11 c11g - c11, engine

£34.99
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Bsa b25 triumph - b25, tr25

Bsa b25 triumph - b25, tr25

£190.00
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Bsa a65 crankcases engine - bsa,

Bsa a65 crankcases engine - bsa,

£68.30
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Bsa a10 engine crankcases - bsa,

Bsa a10 engine crankcases - bsa,

£78.70
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Triumph tr25 bsa b25 1967 - triumph,

Triumph tr25 bsa b25 1967 - triumph,

£250.00
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Bsa engine crankcases - bsa,

Bsa engine crankcases - bsa,

£57.90
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Bsa a10 engine crankcase - a7,

Bsa a10 engine crankcase - a7,

£79.99
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Bsa b175 engine crankcase - bsa,

Bsa b175 engine crankcase - bsa,

£125.50
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Bsa unit singles - bsa,

Bsa unit singles - bsa,

£15.00
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Bsa a50 a65 - t110, t120

Bsa a50 a65 - t110, t120

£6.49
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Bsa crankcases - bsa,

Bsa crankcases - bsa,

£65.00
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Bsa a10 b31 b33 - b33, primary

Bsa a10 b31 b33 - b33, primary

£10.20
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Bsa crankcase 1088 possibly - crankcase, 67-1088

Bsa crankcase 1088 possibly - crankcase, 67-1088

£73.50
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Bsa b25 crankcase 1969 used - 1969,

Bsa b25 crankcase 1969 used - 1969,

£100.00
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Bsa a10 primary chaincase - bsa,

Bsa a10 primary chaincase - bsa,

£16.25
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Bsa a65l 4398 650 - bsa,

Bsa a65l 4398 650 - bsa,

£125.00
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Bsa a50r lightning - bsa,

Bsa a50r lightning - bsa,

£100.00
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Bsa c15 b25 b40 - bsa,

Bsa c15 b25 b40 - bsa,

£19.95
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Bsa crankcase - bsa,

Bsa crankcase - bsa,

£260.70
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Bsa da10r engine crank - crank, cases

Bsa da10r engine crank - crank, cases

£150.00
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Triumph bsa crankcase - bsa,

Triumph bsa crankcase - bsa,

£8.66
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Bsa a65 engine - a65, cases

Bsa a65 engine - a65, cases

£120.00
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Bsa a65 650cc unit twin - a65,

Bsa a65 650cc unit twin - a65,

£289.99
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Bsa bantam engine - bantam,

Bsa bantam engine - bantam,

£625.00
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Bsa a65 crankcase - bsa, half

Bsa a65 crankcase - bsa, half

£31.90
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Bsa shooting star crankcase - a7,

Bsa shooting star crankcase - a7,

£187.90
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Bsa a65 1969 crankshaft - bsa,

Bsa a65 1969 crankshaft - bsa,

£129.06
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Bsa twin za7 early - za7, crank

Bsa twin za7 early - za7, crank

£115.10
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Bsa a65 a50 - bsa,

Bsa a65 a50 - bsa,

£60.00
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Bsa c10 c11 c11g c12 - c11g, engine

Bsa c10 c11 c11g c12 - c11g, engine

£34.99
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Bsa da10 crankcase pair - pair,

Bsa da10 crankcase pair - pair,

£200.00
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Bsa a65 crankcases 1967 - crankcases,

Bsa a65 crankcases 1967 - crankcases,

£83.90
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1956 bsa c12 engine matching - 1956,

1956 bsa c12 engine matching - 1956,

£51.55
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Bsa shooting star ca7 ss - a7,

Bsa shooting star ca7 ss - a7,

£190.00
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Bsa a60 500 matching - bsa,

Bsa a60 500 matching - bsa,

£75.00
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Bsa a65 late type - bsa,

Bsa a65 late type - bsa,

£175.00
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Bsa bantam d10 single - bantam,

Bsa bantam d10 single - bantam,

£19.50
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Triumph bsa crankcase - , oil

Triumph bsa crankcase - , oil

£8.66
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Bsa c10 c11 c11g - c11,

Bsa c10 c11 c11g - c11,

£34.99
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Ariel colt bsa 250cc - 250cc, c10l

Ariel colt bsa 250cc - 250cc, c10l

£8.00
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Bsa a65 engine crankcases - bsa,

Bsa a65 engine crankcases - bsa,

£199.99
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Bsa b25 c25 barracuda 250cc - bsa,

Bsa b25 c25 barracuda 250cc - bsa,

£239.99
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📊96 listings · from £6.49 · avg £111.95
⚠️ These listings were last updated more than 14 days ago. Search for fresh listings

Browse 96 bsa crankcases listings currently in our index. Prices range from £6.49 to £695, with an average of £111.95. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about bsa crankcases →

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Everything you need to know about bsa crankcases

Whether you are looking for a brand-new or second-hand bsa crankcases, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £6.49, while premium listings can reach £695 — giving you a wide budget spread to work with. The average price of £111.95 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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