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Engine, R125Z, KZ / KZ2, 2026
Engine, R125Z, KZ / KZ2, 2026
Item no. SIAMOR125Z

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Engine, R125Z, KZ / KZ2, 2026

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Unit price when buying 1 Pcs.
5.080,00EUR(excl. VAT)
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Expected delivery time: 1-2 days
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Product information

The IAME R125Z is the brand-new gearbox engine introduced in 2026 for the demanding KZ and KZ2 karting classes. Developed for maximum racing performance, the engine delivers strong acceleration, precise throttle response and high reliability under competitive conditions.
CIK-FIA homologated (040-EZ-10), the R125Z benefits from the extensive experience gained in international competitions with the Screamer VI engine. This knowledge has been incorporated into a newly designed crankcase that is lighter and more compact, improving both weight distribution and chassis integration.
The R125Z also features innovative cylinder concepts and several performance solutions developed directly by the IAME Race Department. These technologies provide efficient combustion, a wide power band and strong performance, setting a new benchmark in the KZ category.
Compatibility:
Designed for KZ / KZ2 gearbox kart classes.
CIK-FIA homologated racing engine.
Application:
Built for competitive kart racing where maximum performance and reliability are required.
Material & Features:
– 125 cc 2-stroke gearbox kart engine
– Liquid-cooled cylinder
– 6-speed gearbox
– Lightweight and compact crankcase
– Racing-developed cylinder design
– Digital Selletra ignition
Included in the package:
– Exhaust system
– Exhaust manifold springs
– Dell'Orto VHSH 30 carburetor
– Selletra ignition
– Magnesium engine mount
– NGK BR10EG spark plug
– Mikuni fuel pump
– 17T front sprocket

Specifications

Actual weight
26.16

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