The Yamaha 25 HP 2-stroke outboard water pump ensures efficient cooling by circulating water through the engine. It features a durable impeller designed for reliable performance in marine environments. Regular maintenance of this pump is essential to prevent overheating and prolong engine life.

Yamaha 25 HP Outboard 2 Stroke Water Pump Specifications:

Engine Type: 2-Stroke

Horsepower: 25 HP

Displacement: 496 cc

Bore x Stroke: 68 mm x 68 mm

Fuel System: Carbureted

Starting System: Manual/Electric

Gear Ratio: 2.08:1

Weight: ~50 kg (varies by model)

Oil Type: TC-W3 2-Stroke Outboard Oil

Oil Viscosity: Recommended SAE 10W-30 or manufacturer-specified

Water Pump Material: Rubber impeller, stainless steel housing

Pump Flow Rate: Varies with RPM (typically 20-30 L/min at idle)

Buoyancy: Not applicable (engine is non-buoyant)

Cooling System: Water-cooled with thermostat

Drive Shaft Length: 15", 20", or 25" (varies by model)

Propeller Material: Aluminum or stainless steel (optional)

Fuel Tank Capacity: External (typically 12-24L portable tank)

Ignition System: CDI (Capacitor Discharge Ignition)

Alternator Output: ~6A (varies by model)

Exhaust System: Through-propeller exhaust

Gear Shift: Forward-Neutral-Reverse

Warranty: Typically 1-3 years (region-dependent)