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Norton mercury bsa b31 triumph - mercury,
€5.44
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Genuine 1950s bsa spares - bsa,
€18.99
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7523 bsa a10 - 66-7523, m20
€21.99
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Bsa a65 a50 a10 b44 - bsa, a65?
€12.00
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Bsa a65 a50 - bsa, a50?
€12.00
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1955 1957 bsa - 1955-1957, b31
€15.00
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Bsa 6031 rear - bsa, wheel
€21.50
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Bsa kickstart rubber a10 - kickstart,
€5.88
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Metal sign 1952 - 1952, bsa
€30.34
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Bsa a10 b31 b33 - a7, lower
€29.99
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Bsa m20 m21 m23 m24 - b31, b33
€19.99
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Led motorcycle turn signal - 4x,
€12.99
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Bsa m20 m21 b31 m33 - , sliding
€19.99
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Bsa a10 b31 b33 goldstar - b31,
€6.38
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May 1954 motorcycle - may,
€3.76
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Bsa b31 pushrod tunnel - bsa,
€28.99
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Bsa b31 barrel - and,
€39.50
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Bsa m21 b31 b33 - ,
€14.99
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New bsa b31 - new, a7
€28.80
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Petrol fuel tank - fuel, badges
€15.70
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20pcs set 8mm motorcycle - 8mm,
€5.58
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Bsa c12 b31 b33 - bsa,
€7.00
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Bsa a10 b31 gearbox - a7-a10-b31, shell
€25.00
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Reprint vintage bsa service - reprint, of
€12.00
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Bsa gold star a10 - gold, b33
€15.00
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1956 bsa 350cc - 1956,
€2.67
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Classic mechanics june 1986 - classic,
€5.14
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Bsa b31 b32 b33 - bsa, m20
€7.50
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Motorcycle sunshade cover - sunshade,
€11.51
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Bsa a10 b31 b32 - b32, c10
€13.99
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Bsa a10 b32 b33 - bsa, centre
€9.00
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Led motorcycle headlight - h4,
€17.99
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Bsa 3005 a10 b33 - 42-3005,
€21.26
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Bsa b31 b32 b33 b34 - b33,
€10.00
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Bsa b31 b33 collection - b33, of
€15.00
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Motorcycle chronicles 2 - motorcycle,
€20.19
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Footrest shaft bsa - shaft,
€37.64
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Bsa steering head bearings - bsa,
€29.87
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Footrest shaft bsa - shaft,
€23.75
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1set universal motorcycle - universal,
€11.14
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Diamond jubilee patch - jubilee,
€4.47
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Diamond jubilee patch - patch, /
€4.47
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Motorbike motorcycle parts - motorbike,
€5.47
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16pcs blue reflective - 16pcs,
€3.91
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Bsa oil pump drive spindle - drive, b31
€54.11
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Vintage bsa m20 b33 - bsa, gear
€154.64
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Bsa b31 b33 plunger model - bsa,
€370.83
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New bsa b31 b33 plunger - b31/b33,
€352.77
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Decompressor lever brass - lever, 7/8"
€20.74
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New bsa b31b33 chrome - bsa, plunger
€121.70
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New bsa b31 brake pedal - bsa, spring
€19.45
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Decompressor lever chrome - lever, 7/8"
€23.41
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Bsa b31 b33 - a7, a10
€64.74
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New bsa b31 b33 - bsa, dbd
€124.76
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Bsa b31 new rubber - rubber, pads
€32.86
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Original ngk candle - original,
€2.77
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Bsa b31 b33 rigid - frame, front
€215.00
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Bsa a10 b31 b33 - a7, number
€29.99
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Fork top washer bsa a10 - washer,
€2.30
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Bsa fuel tank knee pad - bsa,
€17.70
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Bsa speedometer nacelle - speedometer,
€15.44
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65-0306 tapered hollow screw
€19.86
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Motorcycle accessories - motorcycle,
€7.98
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24-4065 transmission main
€10.79
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Universal motorcycle scooter - motorcycle,
€7.82
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16x reflective sticker - 16x, 17"/18"
€6.18
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Bsa inlet valve b33 m33 - bsa,
€25.96
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New 1947 bsa b31 350cc - new,
€171.69
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Bsa16 stainless wheel - ,
€125.00
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Triumph 3ta 5ta 350 500 - 6t,
€16.85
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Bsa b31 b32 b33 b34 - b32, motorcycle
€15.00
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Bsa b31 b32 b34 gold - bsa,
€15.00
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6329 hub ring wheel - 42-,
€15.54
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Fits bsa b31 b33 a10 - bsa, a7
€142.99
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Bsa group b31 b33 - m,
€56.99
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Bsa b31 b32 b33 - b31,
€15.00
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Bsa a10 b31 b32 - a7,
€43.19
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6105 dust cap bearing - 42-6105,
€6.04
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Bsa a10 b31 b33 - a7/a10/b31/b33/, 17t
€34.00
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Vintage doherty handlebar - vintage, 7/8"
€19.99
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Bsa b31 valve springs set - valve,
€26.70
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Bsa b31 b33 rigid frame - frame, front
€257.99
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Bsa a10 b31 - , goldstar
€34.00
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Oil seal timing cover bsa - timing, cover,
€3.95
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Tool box raw steel - for, b31
€107.99
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Bsa a10 b31 b33 - a10, gold
€5.45
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Clutch friction plates set - friction,
€41.99
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Bsa a10 b31 - bsa,
€47.55
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Bsa group swinging - bsa,
€25.57
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Bsa b31 b33 - b31,
€10.00
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Bsa b31 steel chrome - steel, fuel
€180.00
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Genuine bsa b34 - bsa, m33
€25.65
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Bsa b31 b33 - all, model
€116.39
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3160 kickstart quadrant - kickstart,
€137.50
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For bsa a10 b31 - a10,
€41.99
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Bsa 5331 fork top - bsa,
€20.42
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Looking for more bsa b31?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 bsa b31 listings currently in our index. Prices range from €2.3 to €370.83, with an average of €43.19. 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 b31 →
Try this: tz250 | bsa b50 | benelli | gsxr 1100 | honda crf 70 | honda gb500 | honda xl 600 | mini moto quad pull start | dr 650 | suzuki b120
Whether you are looking for a brand-new or second-hand bsa b31, 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 €2.3, while premium listings can reach €370.83 — giving you a wide budget spread to work with. The average price of €43.19 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.