The best selling X30 is the most successful blend of innovation and tradition. Offering modern features such as an electric starter, balancer shaft and water-cooling, while preserving traditional specifications that include the diaphragm carburetor and the absence of the power valve. The result: an engine that is fun to drive, easy to use and long lasting. Pure karting!

Model: X30 125cc – Spec. UK/USA
MSRP: $3295
Age Range: 12+ for competition in USA
Description: Single cylinder – 2 stroke
Class: 125cc Stock Class
Bore: Ø 54,00mm
Max-bore: Ø 54,28mm
Stroke: 54,00mm
Displacement: 123,67cc
Ports: 3
Inlet-system: Reed Valve
Lubrication: Oil mixture
Ignition-system: Digital
Transmission: Centrifugal Dry Clutch
Cooling-system: Water
Balancer-shaft: Present
Starter: Electric
Carb-model: Tillston HW-27A
Max-power: 30 Hp
Max-torque: 19,5 Nm
Max-rpm-limit: 16.000 RPM


The X30 Masterpiece represents the excellence of pure karting to provide the best racing experience to the world largest group of passionate drivers.


All the parts of the X30 engines are manufactured by latest generation numerical control machining centers, this translates into an extreme accuracy of the sensitive dimensions. IAME high quality standards guarantee the Drivers with the zeroing of any performance difference among the engines and with the absolute certainty of competing on the track on equal terms with all opponents. The X30 units are Ready To Race just like the World Champions engines, the result of decades of experience in manufacturing Karting IAME engines.


The engines of the X30 range are popular in more than 30 countries, only for some of them there are slight variations of equipment related to the specific requirements of the national sports authorities. However, at international events involving drivers from around the world using the X30 engines in one configuration, the performance differences are clearly imperceptible. Looking at the lap times of competitions such as the IAME International Final, it’s easily notable how many drivers are enclosed in the gap of ½ second. It’s only thanks to the construction quality and guaranteed constancy over the production that IAME can get such results and receive the appreciation of an undisputed success by drivers around the globe.


Thanks to the uniformity, consistency and high level of performance of all X30 engines, from the small 60cc X30 Swift Water up to the ultra high performance X30 Super Shifter, Drivers and mechanics can focus all available resources on the set up of the vehicle, the physical preparation, driving skills improvement and on the strategy to be winning over the opponents. Karting is the Motorsport discipline that comes closest to the driving sensations of the powerful F1 cars. At IAME, we want Karting to be practiced by anyone who shares our passion, that’s why we offer our Drivers performing and reliable engines, eliminating the need for costly preparations. Preserving this cardinal principle, IAME is able to offer engaging and rewarding experience to Drivers around the world, ensuring a tight budget.


Inside the box containing the emotions generators named X30, each Driver can find all the accessories needed to easily install and use the engine on their preferred chassis. Chosen carefully and after undergoing several tests, all the accessories that complement the X30 engines are designed to work at best under all conditions and ensure the correct operation and a totally fulfilling experience at all times. Thanks to the unique serial number that distinguishes each unit, each Driver can date back to the year of manufacturing of his X30 and find the original spare parts suitable for the proper maintenance, through the IAME official dealers network. Fill up the fuel tank and jump on track for your next challenge, only caring where to put your wheels!


Featuring high performance and wide rpm range together with a great drivability and ease of use, today IAME X30 is the only power unit able to boost popular Karting as well as the highest level international competitions.


***IAME racing engines are designed for closed course racing and/or competition use only.  A closed course includes speedways or racetracks that are closed off to all other motor vehicles besides the racing participants. ***