Mini Dirtbike Performance Parts, Fast Mini Dirtbikes
Minimotos4u.com has a large selection of mini dirtbike performance parts and mini dirtbike tuning parts to ensure you have the fastest mini dirtbike around
Please note all the prices quoted are for delivery to the Mainland UK
(For other areas additional surcharges may be chargeable please contact [email protected] for pricing before ordering.)
Please note we are closed for business from January 23rd 2023 until 10th February 2023, no orders will be despatched during this period
Mini dirtbike Performance Parts Section
(Strictly for people wanting serious MINI dirtbike POWER!) Do you want more POWER from your mini dirtbike? Cause you do!!
Mini dirtbike Maximum Performance Power Kits
We all want more power, we want to be the fastest, ever wondered how some of those 49cc mini dirtbikes could leave you behind so easily, well not anymore. We have 3 High Performance Kits that will have your mini dirtbike flying, keeping you up at the front and leaving the others in fumes. The three kits are the Stage 1 Kit , Stage 2 Kit and Stage 3 Kit. All parts of the kits can be bought separately if required see below.
Stage 1 Mini dirtbike Performance Kit
Fit our tried and tested Stage 1 Performance kit to increase the power and speed of your mini dirtbike. Fits all 49cc air cooled mini dirtbikes
The Stage 1 mini dirtbike high performance kit features,
NGK High Performance Spark Plug
Performance 10 degree Rocket Key
High Performance Air Filter and Stack
High performance carbon reeds already fitted into the reed block
Amazing Value at only £40.00
Stage 2 Mini Dirtbike High Performance Kit
Fit our tried and tested Stage 2 Performance kit to take your mini dirtbike to the next level in the power stakes and you will be amazed at the power difference! Fits all 49cc air cooled mini dirtbikes. Top speed and acceleration increase
The Stage 2 mini dirtbike high performance kit features,
NGK High Performance Spark Plug
Performance 10 degree Rocket Key
High Performance Air Filter and Stack
High performance carbon fibre reeds already fitted into the reed block
Mini dirtbike race jet 75 for maximum power gains
Amazing Value at only £42.50
Stage 3 Mini Dirt Bike High Performance Kit
Fit our tried and tested Stage 3 Performance kit to take your mini dirt bike to the next level in the power stakes and you will be amazed at the power difference! Fits the 47cc and 49cc air cooled mini dirt bikes. Top speed and acceleration increase
The Stage 3 minimoto high performance kit features,
NGK High Performance Spark Plug Performance 10 degree Rocket Key High performance carbon fibre reeds already fitted into the reed block Performance 15mm Carburettor with Special Designed Boost Kit - unleash the power!
Amazing Value at only £ 75.99
Stage 4 Mega Performance Mini dirt bike Kit
The Stage 4 kit is designed for all out performance, massive gains in acceleration and big gains in top speed. This is a very serious kit for your 49cc mini dirtbike, very serious power!!!. Featuring the awesome high performance engine kit complete with the 5 port barrell and performance windowed piston and for maximum power the biggest power carb available the 19mm monster. Are you brave enough!! N.B when fitting this kit we will need an alloy pullstart and knurl. Masses of power for only £115.99
The Stage 4 mini dirt bike high performance kit features,
NGK High Performance Spark Plug Performance 10 degree Rocket Key High performance carbon fibre reeds already fitted into the reed block Mini dirtbike High Power Engine Kit with an awesome 5 port cylinder and high performance slotted window piston. Maximum Power 19mm High Performance Carburettor Kit
Amazing Value and masses of power for only £ 115.99
Stage 5 The Ultimate Performance Mini dirt bike Kit
The Stage 5 kit is designed for all out performance, with no compromise massive gains in acceleration and big gains in top speed. This is a very serious kit for your 49cc mini dirtbike, very serious power!!!. Featuring the awesome CNC high performance engine kit complete with the 5 port barrell and performance windowed piston, lightened full circle crank and for maximum power the biggest power carb available the 19mm monster with a boost power kit. Are you brave enough!! N.B when fitting this kit we will need an alloy pullstart and knurl. Masses of power for only £135.00
The Stage 5 mini dirt bike high performance kit features,
NGK High Performance Spark Plug Performance 10 degree Rocket Key High performance carbon fibre reeds already fitted into the reed block Mini dirtbike CNC High Performance Engine Kit with an awesome tuned cyclinder barrel, high compression head, performance slotted window piston, lightened full circle crank Maximum Power 19mm High Performance Carburettor Kit
Amazing Value and masses of power for only £ 135.00
For those wanting to buy seperate Mini dirtbike Performance Parts feast your eyes!
We now have available for the 49cc minimoto a Superb High Performance Piston Kit. Experience far superior power and performance by fitting our high performance piston kit. The forged alloy piston has two slotted windows machined into its skirt to drastically improving fuelling to give a more efficient burn which in turns gives more power. Be quick at £16.99
Absolutely awesome CNC machined High Performance 49cc engine kit comprising of a balanced crank, performance slotted piston, tuned barrel and a superb 4 piece high compression cylinder head kit. This kit is designed for all out power. Massive horsepower boost, with this kit you will definately need an alloy pullstart and knurl for the extra compression Only £69.99
Minimoto 49cc race engine
If you don't fancy fitting all the performance parts yourself no problem we have done it for you. This amazing race engine features the full CNC HP engine kit including the 3 piece high compression head, ported barrel, special windowed piston, lightened full circle crank and the awesome 19mm carburettor kit. Only £120 (obviously comes without the clutchbell for the mini dirtbike)
Temporarily out of stock
Awesome boost kit for the standard minimoto carburettor.
The boost kit is amazing easy to fit performance mod. The way it works is that under de-acceleration as the reeds close a volume of air is stored in the aluminium cylinder, then during acceleration the reed valves open and the air stored in the cylinder is rapidly delivered to the engine giving a pure acceleration rush, they are a great piece of kit for powering up your minimoto and mini dirtbike. Get the boost kit for your standard carburettor Only £21.00
Get More Power!!!! Awesome double boost kit for the standard minimoto carburettor.
The boost kit is amazing easy to fit performance mod. The way it works is that under de-acceleration as the reeds close a volume of air is stored in the aluminium cylinder, then during acceleration the reed valves open and the air stored in the cylinder is rapidly delivered to the engine giving a pure acceleration rush, they are a great piece of kit for powering up your minimoto and mini dirtbike. Get the double boost kit for your standard carburettor Only £35.00
Boost kit complete with standard minimoto carburettor.
The boost kit is amazing easy to fit performance mod. The way it works is that under de-acceleration as the reeds close a volume of air is stored in the aluminium cylinder, then during acceleration the reed valves open and the air stored in the cylinder is rapidly delivered to the engine giving a pure acceleration rush, they are a great piece of kit for powering up your minimoto and mini dirtbike. Get the boost kit and standard carburettor Only £30.00
Double Boost kit complete with standard minimoto carburettor.
The boost kit is amazing easy to fit performance mod. The way it works is that under de-acceleration as the reeds close a volume of air is stored in the aluminium cylinder, then during acceleration the reed valves open and the air stored in the cylinder is rapidly delivered to the engine giving a pure acceleration rush, they are a great piece of kit for powering up your minimoto and mini dirtbike. Get the double boost kit and standard carburettor Only £44.00
Want more power from your air cooled mini moto?. Here is an instant solution, ditch the standard carburettor and fit one of these HP 15mm carbs, feel the extra power!!! ONLY £29.99. To fine tune your carb try our 15mm carb jet tuning kits right below
Awesome 15mm High Performance carb complete with boost kit.
The boost kit is amazing easy to fit performance mod. The way it works is that under de-acceleration as the reeds close a volume of air is stored in the aluminium cylinder, then during acceleration the reed valves open and the air stored in the cylinder is rapidly delivered to the engine giving a pure acceleration rush, they are a great piece of kit for powering up your minimoto and mini dirtbike. Get the HP 15mm carb and boost kit for Only £52.00
Boost Kit For The 15mm High Performance carb.
Already got a 15mm HP carb fitted?, no problem. We do the boost kit seperate for you. The boost kit is amazing easy to fit performance mod. The way it works is that under de-acceleration as the reeds close a volume of air is stored in the aluminium cylinder, then during acceleration the reed valves open and the air stored in the cylinder is rapidly delivered to the engine giving a pure acceleration rush, they are a great piece of kit for powering up your minimoto and mini dirtbike. Get the boost kit for the HP 15mm carb Only £22.00
Minimoto High Performance 15mm Carb Jet Tuning Kits
Superb tuning jet kits for the 15mm high performance carburettor, get your carburation spot on!! . Four jets 65, 70, 75, 80
Priced at only £12.50
air filter colour will vary with stock levels
For Serious Power we now stock an awesome 19mm high performance carburettor kit ideally suited to the HP engine kits and uprated exhausts to give you instant bolt on power to your minimoto £35.99.
Awesome 19mm High Performance carb complete with boost kit.
The boost kit is amazing easy to fit performance mod. The way it works is that under de-acceleration as the reeds close a volume of air is stored in the aluminium cylinder, then during acceleration the reed valves open and the air stored in the cylinder is rapidly delivered to the engine giving a pure acceleration rush, they are a great piece of kit for powering up your minimoto and mini dirtbike. Get the HP 19mm carb and boost kit for Only £59.00
Boost Kit For The 19mm High Performance carb.
Already got a 19mm HP carb fitted?, no problem. We do the boost kit seperate for you. The boost kit is amazing easy to fit performance mod. The way it works is that under de-acceleration as the reeds close a volume of air is stored in the aluminium cylinder, then during acceleration the reed valves open and the air stored in the cylinder is rapidly delivered to the engine giving a pure acceleration rush, they are a great piece of kit for powering up your minimoto and mini dirtbike. Get the boost kit for the HP 19mm carb Only £24.00
Minimoto High Performance 19mm Carb Jet Kits for the 19mm carb
Superb jet kits, get your carburation spot on!! . Four jets jet 80, 85, 93, 95
Absolutely awesome CNC machined High Performance 49cc engine kit comprising of a balanced crank, performance slotted piston, tuned barrel and a superb 4 piece high compression cylinder head kit. This kit is designed for all out power. Massive horsepower boost, with this kit you will definately need an alloy pullstart and knurl for the extra compression. Colour may vary Only £69.99
Mini dirtbike Standard Carb Jet Tuning Kit
Superb tuning jet kits for the standard mini dirtbike carburettor, get your carburation spot on!! . Four jets 65, 70, 75, 80
Priced at only £12.50
Performance 10 degree Rocket Key
This rocket key when fitted to your mini dirtbike will advance the engine's timing by 10 degrees, enabling your mini dirtbike to rev at a higher rpm giving you gains of 5 to 6 MPH on top speed and greater acceleration. Comes with full fitting instructions for only £8.95
Mini dirtbike reed block fully fitted with race quality high performance carbon fibre reeds. Maximise your performance gains with this excellent combination. Greater power and no bogging at top speed a brilliant tuning part and fits directly in place of the standard reeds. Only £9.99
NEW!! Lightened Racing Flywheel simply replaces standard item for big Power!!
Fits all air cooled reed valve minimoto engines.
Lightened and balanced which provides quicker throttle response, and smoother top end.
Absolutely awesome!! and a must for all performance freaks! Priced at only £16.00
Try our Mini dirtbike Racing Jet 75 for the standard carb
The mini dirtbike racing jet 75 for the standard carburettor get greater fuel flow and poweronly £2.50
Mini moto alloy CNC fast flow fuel filter
This new and improved fast flow fuel filter fits all minimotos, mini dirtbikes and midimotos, but is far superior and stronger than the standard filter. Priced at only £8.99 Please note colour may vary
NGK High Performance Spark Plug
One the cheapest but most effective ways of boosting your mini moto, mini dirt bike, midi moto performance
Is the fitment of a NGK High Performance Spark Plug
Better starting---- More Power------ No Bogging------ Better Acceleration for your Mini dirtbike
(Fits all 2 stroke air cooled mini motos, mini dirt bikes and midi motos)
Fits all import 2 stroke air cooled minimoto`s, 47/49cc, mini dirt bikes and all midi motos X1, X2 etc.
Forget those cheap Chinese plugs that breakdown under hard revs, that wreck your pullstart through repeated pulls, now there is an alternative NGK High Performance Spark Plug with the projected electrode giving greater burn efficiency which means more power
These high performance plugs are one of the first cost effective tuning modifications you can do to your minimoto. The high performance NGK BPM spec plug with a upgraded heat range allows better burning of fuels in your engine.
The benefits of using the NGK BPM7A:-
*Less bogging - Helps burn fuels faster creating a more snappy throttle response
*No more hard to start engines, saves you pull start and your right hand- Being a better quality plug means much easier
starting, the standard plugs foul so easy and are just plain cheap and nasty.
*Increase in acceleration and top end speeds - These plugs are essential if you adding other tuning upgrades to your
minimoto as the fuel and air quantity will have changed from the standard setup.
Instant performance and ready to fit straightaway.
So throw away that cheap Chinese plug Now!!!, invest and fit the best NGK BPM7A only £2.99
Top quality High Performance NGK Spark Plug and matching Performance NGK Plug Cap.. Release the true power from your engine only £8.99
Super Heavy Duty!!! Mini dirtbike alloy pullstart with alloy starter knurl
You will never need another pullstart with these alloy direct replacement units, so don't be let down they are worth every single penny!!! Were £17.00, NOW!! REDUCED to £15.00 . (NB these pullstarts do have storage scratches ).
Brand New Product. Mini dirtbike Super Heavy Duty Easy Pullstart and flywheel
Put an end to starting problems for good with this brand new design easy pullstart only £22.95.
Heavy Duty Powder Metallurgy Clutch if you are upping the power of your mini dirtbike this is the clutch you need £12.99
Heavy Duty Mini dirtbike chain (61 links)only £12.00
Quality petrol hose clips simply sqeeze and release only £1.99 a pair
NEW!! Superb Blue High Performance Alloy Brake Levers simply replaces the standard items Priced at only £9.99
Mini dirtbike alloy knurl starter. Fed up of those broken plastic pull start pawls - We have the answer OUR NEW MINI MOTO ALLOY STARTERS --- THAT WILL NOT BREAK!! Saving you pounds and also all that frustration!!!! New improved version never be let down. Priced at only £7.99
New Performance Adjustable Mini dirtbike Clutch
Now you have got all this extra power you need an adjustable race clutch to handle it!!
This high performance mini dirtbike race clutch is far superior to the standard clutch fitment. You now have multi adjustment to make the clutch bite at your desired rev range, together with no slipping due to the heavy duty springs fitted this is a must have accessory.
High Performance Adjustable Race Clutch only £18.99
High Performance Air Filter and Stack
These performance air filter kits are one of the first cost effective tuning modifications to do to your minimoto. They are of very high quality and allow your engine to breathe more efficiently, they just take 10 minutes to fit and bolt straight onto your carburetor.
The benefits of using these are:-
*Less bogging - Helps create engine revs faster due to more air able to rush into your carb.
*Stops the revs fluttering when you have fully open throttle - A common fault lack of air when the engine appears to not rev clean and constant at full throttle
*Complete with precision fitting stack - Many other air filters don't come with the correct alloy stack meaning your filter is ill fitting thus letting dirt enter the engine.
*Increase in acceleration and top end speeds - Get that advantage over others with these.
*Works great with other modifications - If your intending to modify your minimoto for extra performance then this is definitely a base starter to work from as it helps all other modifications work to their potential.
Mini moto High Performance Air Filter and Stack to fit all mini dirtbikes, great performance extra for added power! ONLY £12.50
New!! High Performance Air filter, great performance extra for added power!
only £9.99
All our mini dirtbike performance part prices are inclusive of VAT there will be a small charge to cover delivery and the cost of packaging dependant on size and quantity ordered.
You have two options for payment :-
1 Via secure PayPal server, (accepts all the main payment cards and no PayPal account needed) by pressing the add to basket button
2 You can pay by personal cheque or postal order. To pay by cheque please contact [email protected]for details. or call 07909818499 (Goods will be posted on clearance of cheque)
If you are unsure that the parts listed will fit your mini moto PLEASE ASK!!,. Please observe the illustrations to ensure compatibility.
If incorrect parts are ordered we may make a refund at our discretion minus the cost of shipping, restocking fee (20%) and PayPal charges.
If you are unsure that the parts listed will fit your mini dirtbike PLEASE ASK!!,. Please observe the illustrations to ensure compatibility. If incorrect parts are ordered we may make a refund at our discretion minus the cost of shipping, restocking fee (20%) and PayPal charges.
This is a secure payment site supported by PayPal, you can pay with total security and privacy
Legal Declaration and Disclaimer.
Minimotos are not ROAD LEGAL and should under no circumstances be used on the public roads. The purchaser is solely responsible for the use of the minimoto and must strictly adhere to all governmental laws that are in force. Do not use on wet, oily or icy surfaces. The minimoto is designed for both adults and children from 12 years upwards, but children should be supervised at all time when riding the bike by a responsible adult.
Purchaser accepts FULL responsibility & releases Minimotos4u.com, David Welton and Tamara Welton of ANY and ALL PERSONAL INJURIES, FATAL INJURIES, ANY LOSSES , COSTS, OR DAMAGES incurred as a result of the Purchaser's operation of this item. The purchaser is solely responsible for the maintenance and safety of the minimoto and when permitting other riders to ride this item, and assumes all responsibility in event of damages, injuries or fatal injuries etc... Purchaser is solely responsible for understanding and abiding by all governmental/ police laws for operation of this product
