General Specifications
HP / kW
20 HP / 14.9 kW
Displacement
498 cc (30.4 cu in.)
Cylinders
2 (Inline)
WOT RPM
5000 - 6000
Weight
74 kg / 163 lbs
Drive & Lower Unit
Gear Ratio
1.86
Shaft Length
15", 20"
Electrical System
Alternator Output 145 Watts
Starting System Manual/Electric
Technical Maintenance Toolkit
Verified service specifications for the Selva Dorado 20 (2024)
Lubrication
Engine Oil
Selva Marine 4-Stroke
Oil Capacity 2.1 Liters
Gearcase Lube 350 ml
Ignition System
Spark Plug
NGK DPR6EA-9
Gap Setting 0.85mm
Firing Order 1-2-3-4
Performance Specs
Idle RPM 700 ± 50
WOT Range 5000-6000
Alternator 145W
Standard Maintenance Intervals
20H Break-in Service
100H Annual Tune-up
300H Water Pump & Seals
Identification
The serial number for the Selva Dorado 20 is typically found on a plate located on the transom bracket.
Technical Toolkit
Maintenance Compatibility
These models share common service parts with the Selva Dorado 20:
Model Evolution
History of the Selva 20HP series over the years:
Standalone production year.
Category Discovery
Reference Data
Information compiled from Selva Marine factory service manuals and original sales literature published in 2024.