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Seagull Models 20, 25, 30 & 35

Conveniently packaged, simple to identify, low priced spares combined with ease of fitting is one of the reasons for the Seagulls legendary long life. The manufacturers reserve the right to alter prices and specifications without prior notice.

MODEL 20 25 30 35
Horse Power 20 25 30 35
kW Power 14.7 18.4 22 25.7
Max RPM 5000/5500 5000/5500 5000/5500 5500/6000
Cylinder Capacity c.c. 389 489 489 489
Bore & Stroke mm 65x60 72x60 72x60 72x60
No. Cylinders & Positioning 2 in line 2 in line 2 in line 2 in line
General Characteristics 4 ports with crossed flow
Carburetor 1 pump 1 carburetor 1 pump 2 carburetors
Ignition Breakerless electronic with capacitor discharge. Completely sealed
Ignition Advance System Automatic and electronic. Programmed according to engine RPM
Starting Manual or electric
Generator 12V/70W Manual start optional electric start standard
Cooling Water cooled with pumped driven forced circualtion
Exhaust Through prop
Suspension Disc silentbloc
Trim Adjustment 5 positions selected by pin
Reversing Gear Mechanical F N R
Reduction Gear Ratio 13/27 13/27 13/27 13/27
Propeller 3 blades anti weed with built-in cushion drive
Tank (Litres) Separate 25
Fuel Two stroke 50/1 oil mixture
Transom Height - Short Shaft mm 380-400 380-400 380-400 380-400
Transom Height - Long Shaft mm 500-520 500-520 500-520 500-520
Weight - Short Shaft kg 53 52 52 54
Weight - Long Shaft kg 55 54 54 56

Environntental Note - All British Seagull engines (past and present) will run on unleaded petrol.