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Bsa m 20

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Home / Engine Parts / Bsa m 20 refurbished & used for sale | For Sale UK
Bsa 1930 military - 1930/s,

Bsa 1930 military - 1930/s,

£185.00
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Bsa m20 engine bottom end - engine,

Bsa m20 engine bottom end - engine,

£199.99
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Bsa m20 m21 wm20 - m20,

Bsa m20 m21 wm20 - m20,

£328.00
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Bsa m20 oil tank - tank, &

Bsa m20 oil tank - tank, &

£21.50
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Bsa m20 m21 ridged universal - bsa,

Bsa m20 m21 ridged universal - bsa,

£30.91
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Bsa m20 m21 wm20 - m21, b31

Bsa m20 m21 wm20 - m21, b31

£151.50
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Bsa wm20 m20 km20 m21 - km20,

Bsa wm20 m20 km20 m21 - km20,

£144.00
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Bsa m20 oil - oil, tank

Bsa m20 oil - oil, tank

£30.00
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Complete battery carrier and - battery,

Complete battery carrier and - battery,

£51.66
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Bsa m20 m21 workshop manual - manual,

Bsa m20 m21 workshop manual - manual,

£16.75
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Bsa m20 m21 - bsa, b34

Bsa m20 m21 - bsa, b34

£90.00
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Bsa m20 lifting handle - bsa,

Bsa m20 lifting handle - bsa,

£9.99
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Clamp jiffy kick - ,

Clamp jiffy kick - ,

£37.10
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Pair bsa m20 - m20, rigid

Pair bsa m20 - m20, rigid

£39.99
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Bsa m20 stud - head, gasket

Bsa m20 stud - head, gasket

£12.79
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Pair bsa m20 m21 m23 - pair,

Pair bsa m20 m21 m23 - pair,

£9.99
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Bsa genuine 0481 m20 m21 - bsa,

Bsa genuine 0481 m20 m21 - bsa,

£30.00
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Bsa m20 m19 m22 m23 - m19,

Bsa m20 m19 m22 m23 - m19,

£33.00
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Bsa m20 models - ,

Bsa m20 models - ,

£13.50
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Bsa wm20 m20 - bsa, exhaust

Bsa wm20 m20 - bsa, exhaust

£104.70
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Bsa m20 m21 petrol - bsa,

Bsa m20 m21 petrol - bsa,

£165.00
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Bsa m20 b33 - m20, ?

Bsa m20 b33 - m20, ?

£90.00
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Bsa m19 m20 m21 - bsa,

Bsa m19 m20 m21 - bsa,

£12.95
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Bsa wm20 original field - wd,

Bsa wm20 original field - wd,

£141.10
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Bsa m20 m21 - bsa, rear

Bsa m20 m21 - bsa, rear

£28.95
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Bsa m20 m21 b31 b32 - m20, b33

Bsa m20 m21 b31 b32 - m20, b33

£75.00
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Bsa m20 m21 - m21, b33

Bsa m20 m21 - m21, b33

£25.59
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Bsa m20 m21 pillion footrest - bsa,

Bsa m20 m21 pillion footrest - bsa,

£21.50
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Bsa m20 m21 m23 - bsa,

Bsa m20 m21 m23 - bsa,

£159.99
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Complete crank pin assembly - pin,

Complete crank pin assembly - pin,

£88.87
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Bsa m20 military - bsa,

Bsa m20 military - bsa,

£189.28
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New bsa m20 - new, fork

New bsa m20 - new, fork

£14.62
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Bsa m20 m21 - m20/m21/m33, footrest

Bsa m20 m21 - m20/m21/m33, footrest

£21.95
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Small bsa m20 - m21, b31

Small bsa m20 - m21, b31

£19.99
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Bsa m20 leather - m20, fuel

Bsa m20 leather - m20, fuel

£9.22
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Bsa m20 m21 m33 oil - m33,

Bsa m20 m21 m33 oil - m33,

£8.79
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Petrol tank knee grips pair - petrol, of

Petrol tank knee grips pair - petrol, of

£22.99
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Genuine lucas bsa b31 - lucas, b33

Genuine lucas bsa b31 - lucas, b33

£64.59
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Bsa m20 m21 500cc - m21,

Bsa m20 m21 500cc - m21,

£51.99
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Bsa m20 m21 - bsa, fork

Bsa m20 m21 - bsa, fork

£175.54
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Bsa m20 m21 - bsa,

Bsa m20 m21 - bsa,

£43.98
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Bsa con rod 481 and - con,

Bsa con rod 481 and - con,

£44.38
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Bsa a10 b31 b33 - b31, 8"

Bsa a10 b31 b33 - b31, 8"

£95.00
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Bsa m20 m21 m33 - bsa, c12

Bsa m20 m21 m33 - bsa, c12

£19.99
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Bsa m20 m21 m23 - m20, aa

Bsa m20 m21 m23 - m20, aa

£79.99
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Pair bsa m20 m21 - m20, early

Pair bsa m20 m21 - m20, early

£10.39
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Bsa a10 b33 b31 - a7,

Bsa a10 b33 b31 - a7,

£30.00
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Bsa m20 b31 kickstart - m20/21, b31/33

Bsa m20 b31 kickstart - m20/21, b31/33

£9.59
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Bsa m20 23 - x, &

Bsa m20 23 - x, &

£19.20
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Bsa m20 m21 - m20, b29

Bsa m20 m21 - m20, b29

£15.99
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Bsa c10 c11 c11g - c10,

Bsa c10 c11 c11g - c10,

£19.89
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Bsa m20 m21 - m23, clutch

Bsa m20 m21 - m23, clutch

£39.99
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Bsa m20 wm20 km20 gear - bsa,

Bsa m20 wm20 km20 gear - bsa,

£72.00
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Bsa 7514 b31 c10 c11 - b31,

Bsa 7514 b31 c10 c11 - b31,

£14.99
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Copper head gasket - copper, stud

Copper head gasket - copper, stud

£24.49
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Bsa m20 m21 500cc 600cc - bsa,

Bsa m20 m21 500cc 600cc - bsa,

£51.99
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Bsa b25 b44 b40 m20 - b25, engine

Bsa b25 b44 b40 m20 - b25, engine

£25.00
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Bsa m20 wm20 b31 b33 - m20,

Bsa m20 wm20 b31 b33 - m20,

£16.15
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Bsa m20 m21 - m20, set

Bsa m20 m21 - m20, set

£47.99
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Bsa m20 army front - army, wd

Bsa m20 army front - army, wd

£32.00
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Bsa m20 frame with v5 - bsa, m20/21

Bsa m20 frame with v5 - bsa, m20/21

£400.00
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Bsa m20 m21 m23 - bsa,

Bsa m20 m21 m23 - bsa,

£35.99
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Bsa m20 m19 - m22, m23

Bsa m20 m19 - m22, m23

£33.00
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Bsa throttle cable - throttle, m20/m21

Bsa throttle cable - throttle, m20/m21

£17.95
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Bsa wm20 m20 smooth rear - m20,

Bsa wm20 m20 smooth rear - m20,

£94.30
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Bsa m20 clutch cover - bsa,

Bsa m20 clutch cover - bsa,

£4.55
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Motor cycle bsa gold - cycle,

Motor cycle bsa gold - cycle,

£42.29
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Bsa genuine m20 m21 0491 - bsa,

Bsa genuine m20 m21 0491 - bsa,

£15.00
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Bsa m20 m21 - bsa, m23

Bsa m20 m21 - bsa, m23

£9.50
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Bsa m20 tool box - m20/21, nut

Bsa m20 tool box - m20/21, nut

£9.59
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Bsa francis barnet - bsa,

Bsa francis barnet - bsa,

£21.50
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Bsa footrest part number - footrest,

Bsa footrest part number - footrest,

£37.10
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Bsa tool box - bsa, chrome

Bsa tool box - bsa, chrome

£12.99
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Bsa m20 gearbox clutch lever - bsa,

Bsa m20 gearbox clutch lever - bsa,

£4.79
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Bsa m20 m21 m33 - m21, a10

Bsa m20 m21 m33 - m21, a10

£9.50
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Bsa b25 b44 b40 - b25,

Bsa b25 b44 b40 - b25,

£25.00
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Bsa gearbox adjusters m20 - gearbox, i

Bsa gearbox adjusters m20 - gearbox, i

£4.00
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Bsa single b31 - single, c11

Bsa single b31 - single, c11

£57.90
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Smiths chronometric - smiths,

Smiths chronometric - smiths,

£189.99
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Bsa m20 m21 - m21, tank

Bsa m20 m21 - m21, tank

£14.95
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Bsa b31 b33 - m20, m21

Bsa b31 b33 - m20, m21

£5.99
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Bsa b31 b32 b33 - b33, m21

Bsa b31 b32 b33 - b33, m21

£8.95
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Bsa m20 m21 m33 field - bsa,

Bsa m20 m21 m33 field - bsa,

£16.15
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Bsa m20 rigid - bsa, rear

Bsa m20 rigid - bsa, rear

£7.95
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Bsa m20 m21 rigid - bsa, rear

Bsa m20 m21 rigid - bsa, rear

£23.95
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Chaincase inspection cap - chaincase,

Chaincase inspection cap - chaincase,

£14.39
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Bsa m20 m21 collet valve - bsa,

Bsa m20 m21 collet valve - bsa,

£3.60
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New pair bsa - petrol, tank

New pair bsa - petrol, tank

£16.50
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Bsa m20 tappet - bsa,

Bsa m20 tappet - bsa,

£64.14
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Bsa fork oil seal - ,

Bsa fork oil seal - ,

£50.62
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Bsa kickstart and gear rubbers - bsa,

Bsa kickstart and gear rubbers - bsa,

£5.95
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Rear wheel spindle bsa - rear,

Rear wheel spindle bsa - rear,

£30.50
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Bsa m20 m21 - bsa,

Bsa m20 m21 - bsa,

£15.19
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Fork gaiters bsa - gaiters,

Fork gaiters bsa - gaiters,

£19.99
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Bsa m20 mudguard fender - mudguard, set

Bsa m20 mudguard fender - mudguard, set

£230.00
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Bsa m20 m21 - m20, 500cc

Bsa m20 m21 - m20, 500cc

£577.99
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📊96 listings · from £3.6 · avg £60.14
⚠️ These listings were last updated more than 17 days ago. Search for fresh listings

Browse 96 bsa m 20 listings currently in our index. Prices range from £3.6 to £577.99, with an average of £60.14. 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 m 20 →

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Everything you need to know about bsa m 20

Whether you are looking for a brand-new or second-hand bsa m 20, 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 £3.6, while premium listings can reach £577.99 — giving you a wide budget spread to work with. The average price of £60.14 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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