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 annodses, Yamaha’s YDC30 marine grade aluminium alloy and 5 stage painting process keeps the engine looking its best and operating in great condition long into its life.
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 annodses, Yamaha’s YDC30 marine grade aluminium alloy and 5 stage painting process keeps the engine looking its best and operating in great condition long into its life.
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
Digital Gauges
Command Link Gauges
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