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Various
Hyper nitro engine - hyper,
£63.10
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Alpha port off road - .21,
£115.09
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Thunder tiger eb4 nitro - thunder,
£146.30
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Fastrax enduro nitro - fastrax, 'enduro'
£80.00
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Force nitro engine - 21,
£63.10
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Fastrax enduro nitro engine - 'enduro',
£146.24
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Thunder tiger pro - tiger,
£52.70
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Nitro engine pull - pull, start
£7.99
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Thunder tiger eb4 pro 21 - tiger, s2
£31.90
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Vintage concept c6 21 - 1/8,
£577.90
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Thunder tiger pro nitro - pro,
£32.42
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Novarossi s21 21 nitro - novarossi, s
£193.10
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Ansmann ar28 nitro - ansmann,
£94.29
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Nitro engine 21b - engine, .21b
£104.70
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Rc nitro engine - .21,
£9.99
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Turnigy pseg racing - turnigy, nitro
£175.00
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Nitro engine pull - nitro,
£8.95
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Schumacher xtr pro 21r - schumacher,
£52.70
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Thunder tiger pro - 28, nitro
£89.10
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Hsp car nitro engine - hsp,
£20.99
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M21 21cxp nitro - sh, engine
£139.00
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Mugen seiki ninja - mugen, mr
£42.30
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Fastrax enduro nitro engine - nitro,
£154.98
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Kyosho gs21 nitro engine - gs21,
£28.35
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Pro nitro engine team - pro, 21
£73.50
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11011 electric roto - electric, starter
£5.99
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Hobao hyper nitro - hobao, (3.5cc)
£104.70
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Nitro car buggy pullstart - rc,
£11.95
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Italinan nitro engine picco - italinan,
£115.10
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Nitro max rg vintage - max, 21
£165.00
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Max 21rg nitro engine - o.s.,
£192.32
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Schumacher menace pro - schumacher, pro-21r
£141.10
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Fr21 p3r force - fr21,
£94.29
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Nitro engine pull start - nitro,
£8.89
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Hot bodies nitro engine - nitro,
£4.99
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Picco competition engine - 21,
£120.00
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Hyper rc nitro - .21, engine
£63.10
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Nitro engine pull start 10 - engine,
£8.69
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Axe rossi mamba nitro engine - axe,
£156.70
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Alpha plus nitro - pro, spec
£69.99
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Fastrax enduro nitro engine - 'enduro',
£170.52
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Pullstart for ansmann - for, virus
£9.99
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8th 10th nitro rc - 1/10th,
£6.00
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Hobao hyper alpha nitro - hyper, .21
£650.00
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Hobao hyper port - hobao, 21
£164.95
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Original hobao pirate sport - original,
£286.70
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Fastrax enduro twenty - fastrax,
£136.98
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Kyosho inferno with box - 1/8,
£208.69
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Ops 5cc crank - ops,
£63.10
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Fastrax enduro twenty - fastrax,
£148.20
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Hobao hyper rtr nitro - hobao, tq
£259.66
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Thunder tiger nitro 21r pro - rc,
£94.30
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L151 scale nitro - 1/8,
£4.95
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Hyper mach 30 - hyper,
£15.98
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Thunder tiger pro nitro - thunder,
£83.89
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Nitro engine alpha - nitro,
£134.91
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Scale nitro buggy 21 - scale, .21+
£9.99
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Team orion crf nitro - orion, .21
£177.30
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Kyosho inferno mp9 nitro - mp9,
£279.99
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Thunder tiger eb4 - thunder,
£110.00
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Team associated mgt - associated, ae
£39.99
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Hobao 21015 hyper - 21015,
£18.99
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Engines 72411000 super - engines,
£16.15
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Fastrax enduro twenty one - fastrax, 'enduro'
£126.74
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Hobao hyper pbs 8 - hyper, port
£110.00
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21t clutch bell - clutch, +
£17.99
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11011 electric roto - electric, starter
£7.19
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11011 electric roto starter - electric,
£6.60
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Thunder tiger pro - thunder, 18
£29.82
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Racing fx21 21 nitro - jp,
£3.99
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Ftx back plate screws - ftx,
£1.99
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12mm one way bearing alloy - one,
£8.90
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Hobao hyper 393 clutch - hobao,
£4.99
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Team associated 21 nitro - .21,
£3.31
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Hsp car nitro engine - car,
£20.99
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Xtm nitro engine - .21, 3.5cc
£73.49
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Team associated mgt - mgt, nitro
£193.10
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Pro 21r engine with pull - pro, 1/8
£89.99
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Electric roto start - electric,
£6.68
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Nitro engine pull start 10 - engine, 1/10
£8.90
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Thunder tiger pro nitro - thunder,
£94.29
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11011 electric roto starter - electric,
£7.92
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Hobao hyper nitro engine - hobao,
£6.35
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Electric starter nitro engine - electric,
£9.32
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Hobao hyper pirate 3 - pirate, 3.5cc
£94.29
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Engines max 21tm w - max-21tm, w/11k
£322.90
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Magnum c - 21, r/c.
£42.30
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Ftx connecting rod conrod - connecting,
£22.99
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Ansmann nitro - ansmann, (3.5cc)
£125.50
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Crankshaft road crf 21 - crankshaft,
£61.74
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Dollatek hex nut one way - dollatek,
£11.48
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Ofna picco monster nitro - ofna,
£129.00
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21c turnigy acme rumble - 21c,
£83.89
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R020 traction starter for - starter, hsp
£8.87
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Nova rossi plus - plus, .21
£156.70
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Vintage rossi 5cc - 21, nitro
£135.90
Buy It Now
Looking for more 21 nitro engine?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 21 nitro engine listings currently in our index. Prices range from £1.99 to £650, with an average of £92.56. 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 21 nitro engine →
Try this: 300tdi engine | 300tdi injector | 4 stroke rc engine | 406 coupe | 4d56 engine | 4m40 engine | 70cc bore kit | 760li | ac fuel pump | acerbis tank
Whether you are looking for a brand-new or second-hand 21 nitro engine, 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 £1.99, while premium listings can reach £650 — giving you a wide budget spread to work with. The average price of £92.56 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.