Suzuki DF30AL 30HP 4-Stroke Outboard – 20in Shaft, EFI
For weekend trips, Suzuki DF30AL packs 30 horsepower. Transom height calls for the 20-inch shaft. EFI backs up the rated output. It favors reliability over extra complexity at the helm.
- 30 horsepower, 4-stroke reliability
- 20-inch shaft for most transoms
- EFI fuel delivery system
- Balanced power-to-weight for its class
- Backed by standard marine warranty
Description
Cold mornings on the marsh are no obstacle for the Suzuki DF30AL, delivering instant battery-less EFI ignition. The 489cc inline-three block forces aggressive low-end torque, pushing heavily loaded aluminum utility boats through twisting river currents effortlessly. Verifying your exact transom height guarantees this 20 inch long shaft suzuki outboard mounts safely without causing excessive hydrodynamic drag on the lower unit.
Clear submerged rocky obstacles safely in shallow creeks by utilizing the power trim and tilt mechanism as a direct physical lifting aid. You press the tiller or console switch to pull the 63 kg gearcase upward instantly to prevent impact. Suzuki casts the lower unit using corrosion-resistant marine alloys. This material barrier stops rapid metal pitting when repowering tall transom utility boats in harsh coastal environments.
Key Features of Suzuki DF30AL
- Battery-Less EFI: Atomizes fuel perfectly using internal magnetic power, guaranteeing reliable cold-weather starts without requiring a heavy 12-volt battery.
- 20-Inch Long Shaft: Places the anti-ventilation plate deeply beneath tall utility transoms, preventing water pump starvation in heavy chop.
- Power Trim and Tilt: Adjusts the running angle dynamically via a switch, optimizing bow attitude across aggressive lake swells instantly.
- Versatile Steering Options: Accommodates either a direct physical tiller handle or forward mechanical remote controls depending on your specific vessel layout.
- 15-Amp Charging Alternator: Outputs constant electrical current while running, keeping small deep cycle batteries topped off for fish finders.
- Anti-Corrosion Finish: Blocks severe galvanic decay physically, protecting the aluminum powerhead block across decades of daily saltwater exposure.
- Through-Prop Exhaust: Channels toxic combustion gases directly underwater, keeping the aft operator station completely free of choking smoke.
- Accessible Oil Drain: Simplifies routine crankcase lubrication changes, saving significant time during seasonal maintenance prep without specialized tools.
- 2.09:1 Gear Ratio: Multiplies engine torque effectively, translating the 489cc displacement into relentless pushing force for loaded skiffs.
- Clean Four-Stroke Combustion: Burns unleaded fuel highly efficiently without messy two-stroke oil mixing, keeping pristine anchorages completely free of surface oil slicks.
Why Choose Suzuki DF30AL
This specific 20-inch build requires a tall transom to prevent excessive lower unit drag. The extended shaft creates dangerous handling characteristics if mounted on a standard 15-inch boat. Procuring a reliable efi long shaft outboard secures off-grid pushing power for heavy aluminum skiffs.
- Confirm a 20-inch vertical measurement from the transom top to the keel.
- Verify your helm or tiller configuration matches the ordered control components.
- Avoid oil slicks on the water utilizing modern four-stroke internal lubrication.
Ideal Application and Vessel Fitment
This 20-inch EFI engine is engineered specifically for tall-transom aluminum work skiffs, heavy fiberglass camp boats, and commercial river-running hulls demanding high thrust. By utilizing an advanced battery-less fuel injection system, operators gain absolute ignition reliability in remote areas. The integrated power trim allows captains to lift the 489cc gearcase instantly, making this 30 hp long shaft outboard motor the definitive off-grid power plant for rugged backcountry exploration and heavy utility work.
Warranty, Support and Maintenance
Authorized recreational operation receives a 3-Year Limited Warranty alongside a 3-Year Corrosion Warranty. Registered commercial applications fall under a strict 1-Year Limited Warranty with zero corrosion coverage applied to the block. Scheduled maintenance requires replacing gearcase lubricants and changing oil filters at manual-specified intervals. Always save all physical service records. Your engine serial number acts as the only way to source exact genuine replacement parts. Mulmotor provides product-information support before purchase and assistance with order-related questions.
Suzuki DF30A L Specs
| Brand | Suzuki |
| Full Model Code | DF30AL |
| Country of Origin | Thailand |
| Engine Family/Series | Portable EFI Series |
| Engine Type | In-line 3, 4-Stroke SOHC |
| Displacement | 0.49 Liters (489 cc) |
| Horsepower | 30 HP (22.1 kW) |
| Full Throttle RPM Range | 5300 - 6300 RPM |
| Fuel Induction System | Battery-Less Electronic Fuel Injection |
| Alternator Output | 15 Amps |
| Gear Ratio | 2.09:1 |
| Shaft Length | L: 508 mm (20 in) |
| Dry Weight | 63 kg (139 lbs) |
| Bore x Stroke | 60.4 x 57 mm |
| Starting & Steering System | Manual/Electric Start & Tiller/Remote |
| Trim/Tilt Method | Manual or Power Trim and Tilt |
| Oil Capacity | 1.5 Liters |
| Recommended Fuel | 87 Octane |
| Standard Warranty | 3-Year Limited Warranty |
| Application | Aluminum Utility Boats, Large Skiffs, 16-19ft Fishing Boats |












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