125 Senior MAX evo

The Rotax 125 Senior MAX evo is a CIK‑FIA approved, non‑gearbox class engine delivering top‑level performance for experienced and ambitious leisure karters. Its 125cc 2‑stroke, liquid‑cooled design features a cylinder with an electronically controlled exhaust valve for responsive power.

Maximum performance is 22 kW / 30 hp at 11,500 rpm, with 21 Nm of torque at 9,000 rpm.

Bare engine weight is 12.0 kg (26.5 lbs);

complete power pack is 23.1 kg (51.0 lbs).

The standard power pack includes intake silencer, carburetor, fuel pump, engine, exhaust system, radiator, battery box with cover, cable harness, and OFF/ON/START switch and relay.

Chassis compatibility: wheelbase 1,040 mm.