OS Engines Max 21XM Version II Outboard

OS Engines

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Take down the competition with the 21XM Version II Outboard Marine engine from O.S.! Designed expressly for small and medium sized outboard boats, it retains many of the features found on the successful 21XM, including the 20J carburettor and #8 glow plug. New additions include efficient air cooling, a larger muffler, aluminium tilt transom mounting plate, outboard unit with flexible propeller and blue anodised aluminium heatsink head. The Complete Outboard Unit !!

  • The muffler has been extended to generate more torque and power
  • Ball bearings minimize friction and wear for longer life and higher top-end speeds
  • Competitive all in one outboard package

Technical Specifications:

Displacement: 3.46cc

Bore: 16.6mm

Stroke: 16mm

Pratical RPM: 3,000-25,000

Output: 1.3hp @ 25,000 RPM

Weight: 682g

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