If you're after no nonsense, lightweight, two stroke power, Yamaha's 25B ticks all the boxes. Built around a proven two cylinder CV platform, these engine have earned a stunning reputation for durability and reliability and can be seen powering vessels around every corner of the globe. Superior design and engineering allows these engines to run a 100:1 pre mix oil ratio for crisp response, less smoke and odor, and smooth operation. Yamaha's exclusive corrosion protection featuring self sacrificing anodes, Yamaha's YDC30 marine grade aluminum alloy and 5 stage painting process keeps the engine looking its best and operating in great condition long into its life.
TECHNICAL SPECIFICATION
- Engine Type: 2-Stroke, In-line 2
- Bore x Stroke (mm): 72 x 61
- Fuel Tank Capacity (l): 24.0
- Displacement (cc): 496.0
- Recommended Maximum RPM: 4500-5500
- Fuel Management: Carb
- Ignition: CDI
- Lubrication System: Pre-mixing
- Alternator Output: Optional with rectifier
- Gear Ratio: 2.08 : 1
- Starter System: Manual
- Operation Method: Tiller handle
- Trim and Tilt Method: Manual tilt
- Dry Weight: L: 55
