Junior Max EVO Engine

Rotax 125 Junior MAX EVO is a 125cc 2-stroke, water cooled, reed valve engine. Featuring a digital battery ignition system, balance shaft, integrated water pump and electric starter. Chain driven, single speed with centrifugal clutch and a 12 tooth sprocket included.

Originally launched in 2000 the Rotax Junior MAX catagory has been a worldwide sucess. Rotax have designed the Junior MAX EVO engine for drivers between the age of 12-15 (some Irish championship age may differ).

MAXIMUM PERFORMANCE- 17 kW / 23 hp at 8,500 rpm
MAXIMUM TORQUE- 19 Nm at 8,500 rpm
WEIGHT- Bare engine: 11.8 kg / 26.0 lbs, with complete power pack: 23.0 kg / 50.7 lbs
SPECIAL FEATURES- Junior cylinder without exhaust valve
POWER PACK- Intake silencer, carburetor, fuel pump, engine, exhaust system, radiator, battery box incl. cover, cable harness, Off/On/Start switch, relay
CHASSIS COMPATIBILITY- Wheel base: 1040 mm

Complete engines are supplied with:
• Intake silencer with air cleaner
• Dell´Orto carburetor VHSB 34 XS
• Pneumatic fuel pump with  bracket and fuel hoses
• Exhaust system with silencer
• Radiator with cap
• Battery box with start button, relay and cable harness
• NGK spark plug
• Battery charger & ROW connector

With minor upgrades of components, the Rotax 125 Micro MAX can be converted to a Rotax 125 Mini MAX, Rotax 125 Junior MAX and even a Rotax 125 MAX – a concept that offers the owner one engine for an entire kart racing career!

BRP-Rotax is the only kart engine manufacturer that offers an engine warranty program!
Every Rotax Kart Engine comes with a 6 month Rotax Manufacturer warranty.

Rotax products are not available for dispatch outside Ireland