Suzuki 20 HP Outboard Motor - Model DF20ATHL5
The Suzuki DF20ATHL5 is a 20 HP, long shaft, tiller-steer EFI outboard that combines lightweight portability with advanced 4-stroke performance. At just 123 lbs, it’s one of the lightest in its class and comes equipped with electric start, power tilt, and Suzuki’s battery-less EFI system for effortless operation and superior fuel economy.
Featuring Suzuki’s Easy Start recoil system, this motor is simple to operate for boaters of all skill levels. It also incorporates engineering innovations like compact lightweight design and roller rocker arms for reduced friction and smoother running. A 12V 10A alternator provides reliable output for onboard electronics, while Suzuki’s corrosion protection ensures long-term durability in saltwater environments.
Perfect for skiffs, tenders, and fishing boats with a 20" transom, the DF20ATHL5 delivers big performance in a portable package.
Suzuki DF20ATHL5 Specifications
| MODEL | DF20 ATHL5 |
| WEIGHT | 123.0 lb |
| MANUFACTURER | Suzuki |
| COUNTRY OF MANUFACTURE | Thailand |
| HORSEPOWER | 20 HP |
| SHAFT LENGTH | 20" (Long) |
| STEERING | Tiller |
| STARTING | Electric |
| TRIM & TILT | Power Tilt |
| FUEL DELIVERY | EFI |
| FUEL TANK | 3.1 Gallon External Tank & Fuel Line (Included) |
| CYLINDER(S) | 2 |
| DISPLACEMENT | 327 cc (20.0 cu in) |
| BORE & STROKE | 60.4 x 57 mm (2.38 x 2.24 in) |
| RPM RANGE | 5000 – 6000 RPM |
| IGNITION SYSTEM | Digital CDI |
| INDUCTION SCAVENGING | SOHC |
| VALVES PER CYLINDER | 2 |
| FUEL TYPE | Unleaded Gasoline (87 octane) |
| OIL TYPE | SAE 10W-30 or SAE 10W-40 |
| OIL CAPACITY | 33.8 fl oz (1000 mL) |
| LUBRICATION | Wet Sump; Trochoid Type Cam-Driven Oil Pump |
| ALTERNATOR | 12V 145W 10A |
| COOLING SYSTEM | Water-Cooled |
| SALTWATER RATED | Yes |
| GEAR RATIO | 2.08:1 |
| GEAR SHIFT | Forward-Neutral-Reverse (front-mounted lever) |
| PROPELLER | 3-Blade Aluminum 9.25" Dia. x 9" Pitch |
| INTERNAL BATTERY | No |
Engine Specifications
| Horsepower | 20 HP |
|---|---|
| Cylinders | 2 |
| Shaft Length | 20" |
| Weight | 123.0 lb |
| Steering | Tiller |
| Throttle & Shift Control | Mechanical |
| Trim & Tilt | Power Tilt |
| Starting | Electric |
| Fuel Delivery | Electronic Fuel Injection |