Peugeot Speedfight 50cc Tuning Guide

Categories: 50cc Tuning, Featured, General Tuning, Performance Parts, Scooter Manufacturers
Written By: admin

Although the Peugeot Speedfight 50cc engine is quite slow out the crate, the engine (especially the LC 50cc version) is very responsive to tuning as long as you use the right parts. As with other brands of scooters, always go for the best quality parts when tuning Peugeot Speedfight 50cc’s and not any old cheap crap. The same 2 stroke engine is fitted to most Peugeot scooters, so this guide also applies to the Vivacity, Jet Force C-Tech, Ludix & Blaster models.

Peugeot Speedfight 50cc Tuning: Performance Exhaust

Although I usually recommend fitting a Giannelli exhaust to most 50cc scooters when tuning, Peugeot Speedfights work very well with LeoVince performance exhausts as well.

For the Peugeot Speedfight, both these exhausts are similar priced with the LeoVince ZX being £126 and the Giannelli Reverse exhaust being £117.

As always, the decision is between maximum power and reliability; the LeoVince ZX is a slightly higher performing exhaust and has roller weights included with it, but the Giannelli Reverse comes with a warranty.

When tuning Peugeot Speedfights, bear in mind LeoVince exhausts come with a restrictor cone in the manifold end of the exhaust that is tack welded on, you’ll need to grind / hammer / chisel this off unless you want a restricted moped again!

Depending on what year your Peugeot Speedfight 50cc is, you may need to go up 2-4 sizes on the main jet when fitting your exhaust.

Peugeot Speedfight 50cc Tuning: Performance 70cc Big Bore Kit

LC Peugeot Speedfight Motors:

Malossi only produce their Malossi MHR Replica 70cc big bore cylinder kits for tuning the Peugeot Speedfight LC models and this weigh in at £225. Although these are a very good kit and produce bucket loads of power, they love to rev and make this power at higher rpm. I prefer to get road tuned scooters making their power at lower rpm as it is better for reliability and easier to setup.

Polini produce a cast iron 70cc big bore kit for the Peugeot Speedfight 50cc LC (£132) which I’ve had excellent results with when used in combination with a LeoVince ZX. Using this combination will allow a Speedfight LC to be almost as fast as Piaggio motors with a similar setup

AC Peugeot Speedfight Motors:

Malossi do manufacture a cast iron 70cc big bore kit for this engine, which is £122, or Polini do a alloy cylinder kit for it at £107 although I prefer to use the Malossi cast iron whenever possible for tuning road scooters. If it does go bang, then you can rebore them and just fit an oversized piston, instead of having to buy a complete new kit.

When tuning Peugeot Speedfight 50cc’s with big bore kits, you’ll usually have to increase the main jet another 6-8 sizes or so.

Peugeot Speedfight 50cc Tuning: Performance carb

The standard carb on these uses a stupid bolt on mount which makes finding just a replacement carb difficult; I’ve used 19mm Arreche carbs which bolt on in the past with poor results. Luckily, the Peugeot Speedfight 100 comes with a 17.5mm Dell’orto as standard, and its inlet manifold also fits the Peugeot Speedfight 50cc crankcases, making it an ideal tuning part as you can pick them up from breakers or eBay, and it is essentially the same as a new Malossi carb anyway

Peugeot Speedfight 50cc Tuning: Performance Variator

As per my usual recommendation, buy Malossi every time and you won’t go far wrong. An aftermarket Variator will help acceleration and top speed slightly, and if your Speedfight has been restricted for a long time and worn a grove in the standard Variator, it’ll cure that and stop it bogging at 30mph.

After tuning your Peugeot Speedfight, it is probably worth upgrading the suspension also, as the standard units are poor at best, and usually have failed by their 1st or 2nd MoT test

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113 Responses to “Peugeot Speedfight 50cc Tuning Guide”

  1. ian garnham Says:

    i have a 50 and 100cc speedfight engines could i transfer 100 delorto carb and gianeli sports exhaust and gearing to the 50cc engine? im not impressed with the outcome of tuned 100cc engines so i was thinking 70cc kit for the 50 with 100cc parts? all a game of trial and error but could you please advise regards ian.

  2. admin Says:

    Hi Ian,

    You can do carb & manifold, the other parts won’t fit however

    A 70cc kit / Pipe / Carb on a LC Model will produce something that is quicker than the 100cc model standard, however if you want that much more speed, it’s probably more productive to get a Piaggio/Gilera 125cc as they’re quicker standard and you won’t be having to buy a big bore kit and another exhaust on top of the 100cc tuning parts you now have

  3. Mike d Says:

    i am buying a 50cc speedfingt 2003, an i was wondering about derestricting it, as far as im aware, all the parts are the normal stock, and it aparantly only goes 37?

    ill be buying a race pipe, but that may be a while, and im interesting in increasing its speed soon!

    and also, how faster would it go once derestricted??

    thanks, mike

  4. admin Says:

    Hi Mike,

    On Speedfights, if I remember correctly, there is a washer inbetween the pulleys or a plate on the rear of the variator you have to remove to derestrict it.

    If you want a scooter for outright speed though, Piaggio/Gilera LC models are faster

  5. Mike d Says:

    ok, thanks for that!

    just checking, as iv heard its the same concept in most scooters, but just in case i managed to mess it up somehow:)

    thanks agen!

    mike

  6. Joeri H Says:

    Hi,

    I have a Speedfight 1 50cc LC and a Speedfight 2 100cc AC.

    why is that? Here in belgium I can only do 25kph with the 50c with enormous fines if they catch you going faster. (talking bout >1000euros)

    so i bought a 100cc (then IT can go as fast as i want, i only have to obey the traffic laws or pay a speeding ticket if i don’t (’round 150 euros)

    but the 100cc goes (after a while 95-100 kph) i would like it to go 130 so i can keep running 90-100 without being full throttle) it needs some new parts and a service (the new parts are exhaust due to rust, tyres due to wear :-) and a normal service.

    is this possible? for now it is standard. i’m going to fit the Koso dashboard and like i said i have to get it serviced. thats why i need the info ASAP so i can have it tuned at once and don’t need to pay for parts that i’ll have to replace again with tuning parts..

    thanx in advance,
    regards

  7. admin Says:

    Hi Joeri,

    The 100cc Speedfight has a rarther week crank as standard, I’ve seen a few of these snapped before without any tuning, so it might be worth upgrading this first.

    Either way, you can get 120cc big bore kits and LeoVince exhausts for them, but don’t expect massive performance gains, they are far from the best engines to tune.

  8. jake Says:

    jus ordered a 70cc malossi kit for my speedfight! the same as what u suggested! wat do u suggest i do to the carb as im keepin the standard corb on it!! how many jet sizes shall i go up? and how many miles do u suggest to run the cylinder in? funny enough i also have a leo vince zx also! will that work ok with the 70cc kit?

  9. admin Says:

    http://forums.tunemyscooter.com

  10. Jim Says:

    Hi

    Ive Got a Speedfight 2 50cc LC
    Upgrades -
    LeoVince ZX
    Malossi Multivar 2000 Variator
    Malossi Fly Clutch
    Malossi Kevlar Belt.

    I am Getting Speeds of 60+

    I now want my bike to go faster. So im thinking of buying -
    Malossi MHR Replica 70cc Cylinder Kit
    Malossi MHR Replica 50-70cc Exhaust
    Malossi 19mm Carb
    Also Maybe the Malossi Crankshaft. Do you think i need this?

    And would the Speedfight 100cc Carb be better than the Malossi?
    Cheers

  11. admin Says:

    Don’t bother with the new exhaust, isn’t worth spending that much on to not gain *that* much on compared to the ZX

    Get the 70 Kit, the crank I wouldn’t bother with it wont be making enough power to warrent a new crank

    The difference between a Speedfight 100 carb and your Malossi one is 1.5mm, so naff all real world difference, get whatevers cheapest or comes available first, but remember you’ll need the Intake manifold changing to accept the new carb, which is the same as the Speedfight 100 model

  12. Jim Says:

    Do You Know what the Enki I-Valve induction kit would do aswell?

  13. admin Says:

    They just allow you to run carbs that don’t accept a vacuum and oil feed, but the Dell’orto (rebranded by Malossi) have them anyway

    You do need to change the intake manifold anyway to one that’ll accept the Dell’orto carbs

    http://forums.tunemyscooter.com for anymore questions, it needs a bit of life :)

    EDIT: Sorry was looking at the ones for Minerelli engines, the one for the Peugeot is the one you need to run a different carb, considering it’s only £25 for the manifold and reedblock, theres no point getting a Speedfight 100 one off eBay because they go for that sort of money anyway.

    http://www.adrenalin-pedstop.com/p/Enki-F2J-induction-kit-for-Peu-2133.aspx

  14. Jim Says:

    would you suggest a malossi 19mm carb for a 70 kit and everything. or shuld i go bigger. say a 21mm or 24mm etc.
    cheers
    you are a great help!

  15. admin Says:

    19mm is more than enough, the 17.5mm works great too

    Any larger and you’re just using extra petrol for minimal performance gains, infact it’ll make it worse at lower rpm’s that using a smaller carb.

  16. Jim Says:

    For the carb..
    I need to buy a new inlet manifold and reed block. Is this right?
    I have seen a Doppler Inlet Manifold.
    What is a reed block?
    And is there a particularly good one?
    Cheers

  17. admin Says:

    The Enki I-Valve induction kit is a reedblock and inlet manifold, so you might as well buy that to be honest

  18. Jim Says:

    how do you derestrict my leovince zx exhaust?

  19. admin Says:

    http://forums.tunemyscooter.com learn to use.

  20. Jack Says:

    yeah.. how do you derestrict a leovince zx?

  21. admin Says:

    Shove a screw driver in it and wiggle it about until the weld with the restrictor cone snaps, and learn to use the fucking message boards for questions

  22. Jack Says:

    alright sunshine chill out

  23. sam Says:

    hi i got a peugeot speedfight 2 lc and its doing about 43 mph on flat and bout 46 down hills and its been de ristricted and also had a viper exhaust onit what should i do to make it go about 50mph ?

    would up jetting it make it any faster?

    cheers

  24. admin Says:

    Look up… THERES A SPEEDFIGHT TUNING GUIDE RIGHT IN FRONT OF YOU

  25. sam Says:

    yea i no but it dosnt say wather or not an up jet will make it any faster i want it to go about 50mph no need to be funny

  26. lewis Says:

    I have a peugeot speedfight 2 wrc 306 it looks great but I was driving it and the frottle was back but the bike wernt moving oh I had it derestricted and it only does 47 and it takes ages to get the I’ve just order a sports exhaust and vairiator will make me keep up with my friends

  27. sam Says:

    ????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
    y u not answer me and stop being a smart ass

  28. admin Says:

    There are FIVE (thats 1,2,3,4 - 5 since you clearly can’t fucking read) links to the fucking message boards on this page

    Smart ass? Well, I know how to tune scooters, you fucking don’t, so I’ll sit and be smart if you’re going to ask like that

    AGAIN http://forums.tunemyscooter.com

  29. sam Says:

    haha i cnt be assed to read through your essays i only wanted to know will up jetin ya ped make it faster a simple yes or no would be good you go tune ya peds i got better things to do with my life haha
    ill have a look through http://forums.tunemyscooter.com
    thank you

  30. admin Says:

    Course you have mate, that’s why you’re riding a Speedfight with one of the crappiest cheapest exhausts on the market (and yes I’ve tried them), and if you actually fucking read the article you moron, I’ve answered your question

  31. sam Says:

    I’m Sam Bowen, I like to take it up the bum

  32. Jack Says:

    hahahahahahahahaha

  33. lewis Says:

    admin how fast do you think my 05 plate peugeot speed fight will go wen it derestricted got a derestricted sports exghaust and a pionelli variatior plz get bck to me asap thanks

  34. lewis Says:

    oh and will I have to up my jet ? and what will a crank shaft do any think thanks for your help

  35. ME Says:

    HELLO SAM,
    SOUNDS LIKE YOU ARE THE GAY.
    IF THIS IS ALL YOU CAN TALK ABOUT AND SEEM TO KNOW WHAT THEY DO????????????????????????????????????????????????????????
    YOU NEED TO GET YOUR SEXUALITY SORTED, AS YOU SEEM A BIT TWISTED.

  36. ian garnham Says:

    hi admin could you please expand on your written guides, speedfight 50cc,70cc pollini kit and reeds, 100cc dellorto carb as you suggested. now its got a .85 main jet in it up two sizes due to sports exhaust, i was provided with jets varying from .85 to 102 mm. if i put in a bigger jet it backfires even the .85 is to rich but downsizing is dropping power?have you got a jet size start point?

  37. admin Says:

    Downsizing doesn’t mean a drop in power, you should need around 72-78 or so I think, been a while since I did one

  38. lewis Says:

    admin can you reply to my question please thanks

  39. admin Says:

    @lewis:

    No I can’t, learn to fucking read and use the forums

    And you haven’t told me whether its AC or LC, or how heavy you are, I’m not a magician am I

  40. Dave Says:

    Hi Admin Im Not Asking For Any Help Just Wanted To Say That This Is Very Useful For A Friend Of Mine And WIll Be Passing Your Site Onto Him

    Good Job Dave

  41. Dex Says:

    Hi my speedfight2 AC only does 30 and acceleration it poor what could i do but i dont want to spend to much money

    thanks dex

  42. Gease Says:

    Hi i have a speedfight 2 lc i have had 70cc 2-extreme kit ,29mm 2-extreme carb and manifold, pm tuning air intake, leo vincie exhaust. I was thinking about having variator or clutch or a gear up kit, Witch would work best? and what size rollers would i need for more top end. also do i need new jets for carb and how do i tune the filter with carb. Thanks

  43. Ryan Says:

    hello
    i am asking for your advice here
    i am about to buy a speedfight 2 ac 2007 for £800 (2000 miles)
    is this worth it ?
    or shall i keep looking for a lc
    because im hoping to put mallosi parts and leo vince on it while being de-restricted
    cheers

  44. lloyd Says:

    i wanna kit my speedfight up yeah,
    but i dunno were 2 get any parts from..
    i need new fairings ..
    i got the blue & white tarmac edition fairings on it atm,
    i wanna put neons n speakers n bore the engine and that..
    some1 giv us a site or something for parts yeah?
    cheers.

  45. admin Says:

    http://www.ve-uk.com (Trade Suppliers)

    http://www.thescootershop.biz (VE-UK Retailers)

    http://www.adrenalin-pedstop.co.uk

  46. Danny Says:

    or8 mate i have speedfight ac and i have took the restrictor out of the variator and put a sports pipe on it what will be the best rollers and jet to get as im not bothering getting it dyno test thanks

  47. mhr james Says:

    i have two scooter’s one is a gilera runner 210 full of malossi kits all round the scooter do’s about 115 mph and nos just make’s it get there faster . and the other scooter i have is a speedfight 2 70cc full of malossi parts and stage6 do’s about 85mph and all been made so its no all malossi rep so any body want to no owt about speedfight’s ask me and i will give you the right answers what u need to tune your scoot’s thanks mhr james

  48. carl Says:

    hi i have a jetforce 50 c tech. .

    and i was wondering what size is the main jet in the carb. .

    cus i have to change the jet as im replacing the air fitter with a sports one

    cheers

  49. freddie Says:

    hello
    i have a speedfight 2 wrc ihave got a dopple rice pipe on my bike but it is on going 45 - 50 y is this can u help me ?

  50. James Says:

    Hey i think i may have the same problem as freddie above. i have an AC speedfight 2. i have had a chrome gianelli exhaust put on and new weighted rollers at about 5.5g i think. the jets have been made bigger and my bike has very fast acceleration to about 15mph but after that the engine seems to lose some power and some days it will do 45-47 some days it will go at 37 , there is something wrong i wondered if you had any ideas , my bikes fully derestricted and should go alot faster than it does with the gianelli exhaust too.

    HELP please!

  51. lee Says:

    i got a vivacity sportline 4 (same engine as a speedfight 2 ac)
    it hass
    82 main jet
    k&n air filter
    polini 70cc bore kit
    malossi boost bottle
    leo vince tt exhaust
    leo vince clutch springs
    malossi 8.5gr rollers
    n fully de-restricted

    but it still gettin stuck at 65mph

    do i need a sports variator?

    or what else could be re-stricting my biek to that low speed withthat much tuning?

    many thanks
    lee

  52. mhrjames Says:

    hya james get rid of the 5.5 rollers and try sum 7.5 because lighter rollers will make u set off faster but then ur top end will be shit try sum malossi 7.5 and what jets are u running it on bud

  53. mhrjames Says:

    hya lee try a malossi air filter and a 90 main jet and a 30 pilot jet 7.5 roller’s and u should of got the rollers with the exhaust because the rollers go with the exhaust m8 and dont go buyin things that make it look nice when u want ur speed first bud i will try put a pic of my speedfight on m8

  54. mhrjames Says:

    any body got bebo put in mhrjames i have two bebo’s but go on the one with a pic of a lad and then go to pic’s and look at my two bike’s add me and i will add u

  55. jodeyrs50 Says:

    yeh excuse me i just been readin this shit and you have got to be THE worst person to talk to about tuning, YOU DONT KNOW SHIT!!!!!! fuckin i reccomend a gianelli pipe and a leo vince hahah are u retarded there shit. TTs are good with a 50 barel. and mallossi this polini that. i dont think you have a clue! is that all you know those 4 makes. fuckin hell mhr reps are shit get an mhr sport or team for sum real power or try a polini evo for sum real power again but look further than those 2 PLEASE hebo manston reps are much better for value and power than mhr reps, metrakit, stage 6 are all top brands, and also dont buy anything from england its shit go to scooter attack, scooter centre. ebay, animoto, http://opvoeren.nl/shop/uk/default.asp all the best websites and the cheapest but there is more i cant remember if you need advice dont listen to this dick add me on msn,jodeyinhl@msn.com or go on my bebo, http://www.bebo.com/jodeybruvvw
    admin if you tell me you can tune peds and know parts cum race me wel see whos faster

  56. jodeyrs50 Says:

    oh and about the pipe thing and bore let me know how much you want to spend and il tell you whats the best you can get and where from.
    PS sum of those websites are in diff languages like spanish but i leard how to use it

  57. admin Says:

    jodeyrs50,

    Why do you think people will listen to you over someone with my experience when you can’t even manage basic English in your posts?

    Yes Hebo Manston Rep’s are good value, until you factor in the fact they don’t last very long as they’re poor quality, you have a good chance of the nicasil lining falling off, and the fact Hebo UK are THE WORST importer I’ve ever had the pleasure of dealing with.

    Please remember I’ve dealt with every stage of tuning 50cc’s, from basic tune ups to the full blown 23bhp+ monsters, I reccommend what I’ve found to be best from years of doing it as a mechanic

    As for coming to race you? HA, don’t make me laugh. I’ve also had experience racing bikes properly, you know? On race tracks, not messing about on back roads like dumb fucks like you do thinking it’s “racing”

  58. marky Says:

    ive got a peugeot speed fight 2 and it dose about 57 mph can i make it go any faster ?

  59. admin Says:

    Believe it or not there is a full guide on what to do at the top of the page…

  60. Nemac Says:

    Hey admin, this shit is great… I have speed fight 2 liquid cooled 2005, and I wanna u 2 say me what should I do to get it faster and better acceleration. All performance is stock, and I wanna tune it but I don’t have a lot of money… Can u recommend me good cheap parts? tnx

  61. admin Says:

    No such thing as good cheap parts, save up and do it properly or else you’ll just end up with a poorly working pile of crap that blows up alot

  62. shaun Says:

    can you make the speedo on a rs12 ludix blaster and aprillia sr 50 go over the50 mph ??

  63. connor Says:

    i have a ludix blaster and have just bought a doppler pipe for it do you recommend a jet upgrade and what size as i dont know what the original size is

  64. Lee Says:

    You don’t want to buy cheap parts for any bike tbh, spend 120 quid on a sports exhaust, laser x pro there good && 130 on a big bore kit and your speed fight will do about 80mph and it will be rapid acceleration.

  65. shaun Says:

    if you dont put bigger jets in and new rollers it was pointless buying therace pipe

  66. mr angry admin man Says:

    hey
    thought this was the funniest webpage i’d seen in a while….love the way mr admin goes off with all the dickheads on here…funny as fuck

  67. shaun Says:

    you dont need new jets unless you have more air going to the engine if you get a new air filter you need new jets but get new rollers

  68. Sam Says:

    I hav a speedfight 2 AC, i hav a viper exhaust and malossi multivar variator and am only achieving speeds of 45 on a flat, is this normal or is it some how still restrcited?

  69. scadds Says:

    hi all i have a Malossi Multivar variator 2000 kit im going to fit has any body fitted one as im wondering do u have to fit the limiter washer between the plates ?
    any help would be good

  70. shaun t Says:

    sam first uv got the best variator but it wont do owt wi that crap exhaust get a leo vince zx or a gianali reverse there the best for your scooter and jet it up to a size 72-78 and you will get up to 60mph my old speedfight did . i own a new speedfight 50lc witha airsal aluminium 70 kit realy torquey (twin bridge port) and a leo vince zx sf 100 carb and this kicks out 12 bhp and 72mph and only cost around 300 quid to tune but its outa control now iv put a evo kit under tray and loads of other mods now

  71. TOM BELL Says:

    hi i have a speed fight 2 50cc air cooled and for ages now i have wanted it 2 go faster than the old speed witch was 37mph restricted. what i have done is get a malossi air filter, a Leo vice exhaust,racing rollers and i have deristricted my variator and now my bike will do 65mph on a flat witch is fast for a 50cc moped.

    If u want to know how to deristrict your variator he you go first you take of your kickstat then you take of the plate and to your left there is another plate that you have to buzz gun off because it is so tight then there is another plate pull it off and on the back of it is a coupple of small bolts take them off and there is a plate pull the plate off put the plate back on then buzz gun the other plate on and your done. BELIEVE me you will see a big difference i might only be 16 but i sure know how to tune my moped

  72. mark newman Says:

    who knows !! how to get the best out of a 100cc 2007 speedfight,already got streetfighter pipe,hebo air filter,98 main jet ,stage 6 inlet manifold/v reed block,platinum plug,mallossi variator/contra/clutch springs.loads of cosmetic changes but thinking of a 120 kit/doppler,pm50,pm360 pipe and mallossi 21mm carb+ secondary gear up kit is it worth doing or just get a fx125/fxr180 runner as got full licence but love 2 strokes cheers and happy xmas.

  73. rob Says:

    i have a speedfight2 Rcup 2007 50cc de restricted not sure how they done it and goes 45mph and need some advice on best things to get for it to make it go faster and accelerate faster as it is very slow. i know i can get most things from http://www.adrenalin-pedstop.co.uk but dont understand what most things are and what they do sooo can some1 help me plz and give me some advice on best parts to fit n work
    cheers

  74. Speediman Says:

    Hi I’ve got a 2001 speedfight AC with a pmtuning pig pipe and 6.5g rollers. I’m gona put a pollini70kit, a pmtuning air filter, a pollini 19mmcarb and a pollini 2g clutch and get it up jetted. Is it worth me putting on a gear up kit and new crank? And shud I put 3g rollers?

  75. kieran Says:

    i have a speedfight 50 ac it does about 60 on the flat but my acceleration is ****ing amazing but i dont really want it what is the heaviest rollers i should put in?

  76. freddie Says:

    hello ive got a speed fight 2 wrc i got the old back light iv order then lexus stly light 4 the back is it the same links or new 1s ??

  77. Aaron Says:

    Hi, I have a 2001 speedfight 2

    I Have A Stage 6 Pro Replica Sports Exhaust And The Restrictor Doesnt Want To Come Out?… I Have Taken It To The Local Bike Man And He Couldn’t Get It Out With A Chisel Is There Anything Else I Should Try? And I Have A Polini Air Filter And Have Jumped 10 Jet Sizes From 72 To 82, Would I Need To Go Higher After Taking The Restrictor Out?

    Thanks, And Please Dont Go Nuts At Me I Dont Know How To Use This Site Lol …

  78. Paul Yak Says:

    Hi Admin,

    I’ve been reading thru a lot of the messages. Are these people thick???? They keep on asking you things that are already in the forums/in your guides.

    Half of it is just that they’re Fucking LAZY, and want people to do everything for them.

    Thanks for everything M8, I’ve got a 2003 Fireblade but just buying a Gilera Runner 200 for work/winter. Thanks for ALL Your hard work. KEEP It Up (OO Er Missus).

    P

  79. Adam Says:

    Hello i have a peugeot speedfight 2 air cooled, could you tell me what the standard size jets are ? thanks

  80. Nemac Says:

    Hey guys I bought Peugeot Speedfight 2 LC 2005 model… All parts are at stock, so I wanna ask u a few questions… Can u give me a list of quality tuning parts for this baby, I wanna it to be the best scooter in my town… Some jerk have Aprilia SR 50 and he is the fastest now, but I wanna go out and beat him… I need parts that will bring me good acceleration and 90-100 km/h top speed… Thanks… Please respond me on e-mail and on forum… :)

  81. griff Says:

    i got a 57 plate speedfight 2 motorsport just got leo vince tt exhaust n had the bike fully derestricted, exhaust cost £90 including postage and to fully derestrict only £30 and im gettting speeds of 64mph

  82. mikeyy Says:

    i have a 06 speedfight it is my first scooter and was wundering what the best parts and upgrades were to get to maximize the performance (top speed) and acceraleration

    thnkz

  83. jake d Says:

    hi all i just recently bought a peugeot speedfight 2 50cc 2000 (w) reg
    and i know nothing of scooters (apart form how to ride :)
    so my question is to you nice people how can i tune my scooter to go preety fast i,e parts but please try to use a simple as you can talk :)
    thanks

  84. TOM Says:

    i have a 2000 air cooled speefight with a gianelli extra pipe and the head and spark plug off a air cooled nrg engine for more compression get about 55-60 =D

    and admin guy is funny wen he rinses chavvys lol

  85. billy Says:

    now then
    i have a speedfight 2 2007 lc
    it is still restricted atm and only dose 30mph
    i have just ordered a metrakit exhaust and a malossi airfilter
    i have got some malossi 3.3 g rollers but i got told that these wouldent work very well !
    dose any one know the ideal jet size and roller gram i would need
    thanks
    x

  86. griff Says:

    would the

    malossi multivar 2000 variatr
    malossi fly clutch
    malossi kevlar belt

    help my ped alot from 64mph??

    and what else would u say i needed apart from them cheers m8

  87. ej Says:

    got 58 plate speedfight100 pm50 pipe ,polini race clutch ,mallosi variator ,mallossi 21mm carb, pm power valve ,mallossi120 kit ,pm gear up kit, polini boost bottle polini race filter , ported by pm tuning dyno tuning by pm tuning who are THE BEST .got the bike from BMC dalston.the whole thing with insurance cost me 3400 but its the fastest scooter in Islington its nuts nothing under 125 can beat it up till now .my last bike was a standard ital jet formula 125 which was fast but nothing like the race bike u get when u buy a new bike and give it to pros to do the real work 4 you because u cant get much with bolton parts and a normal mechanic u need to spend money and leave it to experts ..very expensive worth every penny

  88. Adriano Says:

    Hi,
    but with a speedfight 100 inlet manifold i can use whatever dell’orto 17.5 carb?
    thanks

  89. mhrjames Says:

    hya i sellin a 54 plate speedfight 2 ac £500 ono
    stage6 head,
    malossi exhaust brand new,
    polini inlet manifold,
    stage6 cdi,
    polished and ported cylinder and engine case,
    maolssi belt,
    malossi crank,
    malossi gears,
    pm tuning kick start,
    starter motor is brand new did’t need one but then i no its works 110% at scooter shows,
    back disk put on,

    if you want to see the scooter go on you tube and put in speedfight 2 tuning and its the one with the back wheel in photo brouht for £100

    live in leeds

    my phone number is 07936291425 if want to the scooter thanks james

  90. Ario Says:

    i got a ludix blaster rs12 can you tell me what i can do to make it quick i have got a leovince zx but havent fitted it yet and i wanted to know how much it would cost to tune it to the max also what are the legalities with a big bore kit.

    thanks Ario

  91. sam Says:

    hi i was wondering would you change the crank when putting a 70 kit on because i have heard some bikes can last for a long time with the standard crank

    Speedfight 1 LC 50cc

    thanks sam

  92. shaun Says:

    I have a speedfight 2 with and malossi mhr replica exhaust on
    i would like to know if you could help me with the roller weight i would need
    as the exhaust does not come with rollers as its for race tuning ???

  93. rich Says:

    hi, i have got a speedfight 2 50 ac. with a leo tt, and clutch springs. what jet size shud i fit to it. plz reply. many thanks rich

  94. Kriss Says:

    what is the standard main jet size in a peugeot speedfight iron-x 2007 ?

  95. John Says:

    Hi i have a 52 plate speedfight 2 i took the washer out of the variator and there was no speed increase is there any reason for that also i am thinking of getting a ginelli race pipe, malossi 70cc kit, malossi drive belt, clutch springs, variator, and upgrading my carb to a 56 jet size is this correct if so what is my top end looking like cheers

  96. Sam Says:

    hey just reading through some of the posts and alot of you seem to be getting the doppler and molosi exausts…i have speedfight 1 50cc lc and just thought id recomend the technigas exaust and a de restriction to get over 50mph (55mph) :P

    TIMMEH JIMMEH

  97. sunny Says:

    u alright admin ive got a peugeot speedfight 2 AC (N) and a standard carb with a 74 jet put in Also a hebo variator basically i had a doppler airfilter on there and the rubber snapped so i need a new one. however i dont want to spend too much as i have a limited amount to spend and a doppler cost around £30 inc p&p so i was just wandering if you knew what filter would do me best for a reasonable (small) price cheerz.

  98. Nino Says:

    Hey, I have speedfigt II WRC (2004). Can I expect noticeably top speed and acceleration with only Performance Exhaust like ZX?

  99. Connor Says:

    Hey, I have a Pegeot JetForce C-Tech, I was wondering, If I buy a new Leo Vince Exhaust, and de restrict that exhaust, will I have to buy any other parts to make the pegeot run? Becasue im getting the feeling that Im guna have to buy 1 part after another…Also, i opened the pannel to take out the washer in the variator and the variator thing looks like it cant even come off. Ive tried but it wont, It look sort of fake.
    THANKS…

  100. Connor Says:

    Oh yeah sorry, aswell, whats this talk about increasing main jet sizes?
    Im really sorry if If i seem like a noob, I dont know anything about mopeds
    Thanks for your time.

  101. Chris Says:

    Hey There Mr Admin wondering if you can advise me on where to get some new jets for my Peugeot Jetforce 50cc, got a leovince TT exhaust on it, new rollers and variator, clutch spring, just need to know what size Jets i should be looking at getting and if possible , where to get them

    cheers,

    Chris

  102. chaz Says:

    speedfigters r shit ny way

    they cnt even make gd cars

    the only 1 gd is rs12 blaster

  103. Niall Says:

    Hello,
    i have a speedfight 2 07 plate,
    i am wanting to find the best way to tune it up, without damaging it or spending too much money as im only 16 without a job :)
    what do you suggest?

  104. jason edginton Says:

    i have a peogoet vivacity 50cc viper sports pipe de-retricted it goes 65 top speed beat that you focking pricks?

  105. N dot R Says:

    Hello,

    i have a 07 speedfight 2, i was wondering how to make it go faster than what it does without paying too much money, as i am currently sitting my exams without much cash. But will get cash for my grades :)

    My speedfight has been deristricted and thats it.

    Thanks for your time, and if you would not mind suggesting parts etc to buy.

  106. N dot R Says:

    o and i forgot to ask…
    can you replace the standard battery with higher voltage battery?
    as i have a 230watt speaker system and car stereo under my seat.

    Many thanks Niall

  107. johno_nottz Says:

    yes admin jus got a malossi variator for ac 51 plate speedgiht 2 100cc, i cant get the clutch drum off to fit the spring tht comes with it, got any ideas how to get it off

  108. freddie Says:

    hello i got my 70cc bore on now gos fast as i wonted it to as still need to no wat is the stanard jet in a speedfight 2 wrc 54 reg ?? can u help me out please ??

  109. Niall Reynolds Says:

    Hello,

    i have a 50cc 07 plate speedfight 2, and i am wanting to ,ake it go faster. It has only been deristricked, nothing else barely hits 50mph on straights. What is the most relaible way to make my speedfight go faster? Money is not an issue.

    Many Thanks Niall

  110. mark simmonds Says:

    i got a 55 plate speedfight 2 ac it has malossi belt, pm tuning adjustable race clutch, 5.1 g rollers, leo vince zx exhaust, getting variator this week, should i upjet it if so what sizes, what weight rollers should i use, should i change air filter, what kind of speed will i get, thanks for your help

  111. suck my chod Says:

    I have a cagiva mito evo 2 125cc 02 plate in red and white with gold wheels, arrows race pipe. pro tuned for race does 114mph and gets there really fast, its that qucik on accel it wants to wheely lol. yours for £750 need quick sale as i want a car. will come with full mot and full tax, red helmet with tinted visor. red gloves. ex condition, recent new tyres and brake pads. serviced 2 month ago. only use the best 2 stroke there is, 8,087 miles on clock
    email me if interested or want pics. john_sonton@hotmail.co.uk

  112. Andy Says:

    Hi i was just wondering if you guys know how to fit rollers on to a Peugeot jetforce tsdi!!! HELPP!

    thanks

  113. austin king Says:

    what will a air filter do

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