Suzuki DF300BX 300HP Dual Propeller 25″ Outboard Motor
Description
Suzuki 300HP DF300B X Dual Propeller Power
Featuring the revolutionary Suzuki Dual Prop System, the Suzuki 300HP DF300B X delivers unmatched grip and acceleration for 25-inch transom applications. This 4,390cc (4.4L) V6 displacement engine is optimized for torque density, utilizing a high compression ratio of 10.5:1 to ensure a powerful hole-shot. Technology including the offset driveshaft and contra-rotating blades ensures maximum prop-rated efficiency, providing superior thermal stability and precision handling for offshore fishing and cruising hulls.
Fuel induction efficiency is prioritized in the Suzuki 300HP DF300B X via a sophisticated EFI system that utilizes dual injectors to stabilize combustion. To combat oxidation in high-salinity environments, the chassis features Suzuki’s multi-layer Anti-Corrosion treatment and extensive sacrificial anodes. Maintenance intervals are set at 100 hours, supported by an easy-drain oil system and durable internal components. The dual-propeller architecture significantly improves reverse thrust and low-speed maneuverability, enhancing the overall ownership experience.
Key Features of Suzuki DF300B
- 4,390cc 24-Valve V6 Big-Block.
- 300 HP Prop-Rated Output @ 5300-6300 RPM.
- 25-Inch Shaft / 727 lbs Dry Chassis.
- Dual Injector Electronic Fuel Injection.
- Remote Drive-by-Wire / Power Trim and Tilt.
- Solid State Direct Ignition / 54-Amp Alternator.
- 2.29:1 Gear Ratio / 8.5qt Oil Capacity.
Suzuki DF300B X Specs
| Brand | Suzuki |
| Full Model Code | DF300BX |
| Country of Origin | Japan |
| Engine Family/Series | Dual Prop Series |
| Engine Type | 55-degree V6, 24-Valve DOHC |
| Displacement | 4.4 Liters (4390 cc) |
| Horsepower | 300 HP (221 kW) |
| Full Throttle RPM Range | 5300 - 6300 RPM |
| Fuel Induction System | Suzuki Precision Control (Drive-by-Wire) |
| Alternator Output | 54 Amps |
| Gear Ratio | 2.29:1 |
| Shaft Length | X: 635 mm (25 in) |
| Dry Weight | 330 kg (727 lbs) |
| Bore x Stroke | 98 x 97 mm |
| Starting & Steering System | Electric Start & Suzuki Precision Control (Drive-by-Wire) |
| Trim/Tilt Method | Power Trim and Tilt |
| Oil Capacity | 8.0 Liters |
| Recommended Fuel | 90 Octane |
| Standard Warranty | 3-Year Limited Warranty |
| Application | Heavy Offshore Center Consoles, Large Pontoon Boats, 25-30ft Cruisers |
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