DF15A EFI

State-of-the-Art designs make the new DF15A the most technically advanced portable outboard on the market today.  This is the world’s first 15 hp outboard motor designed with Lean Burn and Battery-Less Electronic Fuel Injection. The Suzuki EFI system operates Battery-Less, which is an industry first in this horse-power class. The DF15A is a smooth running “Next Generation” four stroke which delivers quick starts, great accelleration, awesome performance and superior fuel economy. Go Lean, Clean and Green, Go Suzuki!

Recommended Transom Height (inches) S: 15″ L: 20″
Starting System Manual S /or Manual-Electric S and L
Weight LBS Manual S: 97 / Electric S:106 / Electric L: 108
Engine Type SOHC 4-Valve
Fuel Delivery System Electronic Fuel Injection with Lean Burn
No. Of Cylinders 2
Piston Displacement inches (cc) 20.0 (327)
Bore X Stroke Inches (mm) 2.38 x 2.24 (60.4 x 57)
Maximum Output HP 15
Operating Range (RPM) 5000 – 6000
Steering Tiller
Choke N/A – Suzuki EFI
Oil Pan Capacity quarts (liter) 1.06 (1.0)
Ignition System Digital CDI
Alternator Manual 12V 6A / Electric 12V 12A
Trim Position 5 Tilt Pin Positions and 2 Shallow Water Drive Settings
Gear Ratio 2.08:1
Standard Propeller 3 x 9.25 x 9
Propeller Selection 7 – 11
  • Battery-Less Electronic Fuel Injection
  • Easy Start – Recoil Starter
  • Lean Burn Control
  • Over-Rev. Limiter
  • Low Oil Pressure Caution
  • Digital CDI
  • Fresh Water Flushing System
  • Shallow Water Drive
  • Suzuki Anti-Corrosion System

Advantages

Model Name: DF15A EFI Honda 15 Mercury 15 Yamaha 15
Manufacturer: Suzuki Honda Mercury Yamaha
Horsepower: 15 15 (1) 15 (2) 15 Bigfoot 15
Shaft Length (Inches): S (15), L (20) S (15), L (20) S (15), L (20) S (15), L (20)
Weight (Lbs): M/S (97), E/L (108), E/S (106) S (104), L (110), X(115); add 8 lbs. for electric start (1) 111 (2) 128 S (115)
Cylinders: In-line 2 2 2 2
Valves Per Cylinder: SOHC 2 Valves Per Cyl. SOHC 2 Valves Per Cyl. SOHC 2 Valves Per Cyl. SOHC 2 Valves Per Cyl.
Valve Train Drive: Single overhead belt Single overhead belt Single overhead belt Single overhead belt
Displacement: 20.0 cu. in. (327 cc) 21.4 cu. in. (350 cc) 19.7 cu. in. (323 cc) 22.1 cu. in. (362 cc)
Bore and Stroke (Inches/mm): 2.38 x 2.24 in. (60.4 x 57 mm) 2.30 x 2.51 in. (59 x 64 mm) 2.32 x 2.32 in. (59 x 59 mm) 2.32 x 2.32 in. (59×59 mm)
Operating Range (RPM): 5000-6000 4500-5500 4500-5500 5000 – 6000
Induction System: Battery-Less EFI 1 carb 1 carb 1 carb
Starting System: Manual/ Electric/Manual Manual/electric Manual/electric Manual/electric
Lubrication: Wet sump Wet sump Wet sump Wet sump
Oil Tank Capacity: 1.06 qt. (1.0 lit.) 1.4 qt. (1.3 lit.) 1.8 qt. 1.1 qt. (1.0 lit.)
Ignition: Digital CDI CDI CDI CDI
Alternator: M/12V 6A, E/12V 12 A 6 A Manual Start 12A Electrical Start Manual 6 A, Elect. 10A 10 A
Trim Type: 5 Tilt Positions    2 Shallow Water 5 Positions 5 positions and shallow water 3 positions
Gear Ratio: 2.08:1 2.08:1 (1) 2.00:1 (2) 2.42:1 2.08:1/13:27
CARB Emissions Rating: 3-Star Ultra Low 3-Star Ultra-Low 3-Star Ultra Low 3-Star Ultra Low
Standard Propeller (Blades x Dia. x Pitches (Ins.)): 3 x 9¼ x 9 4 x 9¼ x 10 (S) 3 x 9 x 9 3 x 9¼ x 10½
Range of Avail. Optional Propeller Pitches: 7 – 11 Unknown Unknown Unknown
Steering: Tiller Unknown Unknown Unknown

DF15A Advantages

Over Honda
  • Battery-Less EFI vs. Carburetor
  • Lean Burn for increased fuel economy
  • Easier pull starting due to compression reduction system
  • Oil filter vs. none
  • Lighter weight: 97 lbs. vs 111 lbs.
Over Mercury
  • Battery-Less EFI vs. Carburetor
  • Lean Burn for increase fuel economy
  • Lighter weight: 97 lbs. vs 111 lbs.
  • Easier pull starting due to compression reduction system
  • Neutral fast idle/warmup vs. none
Over Yamaha
  • Battery-Less EFI vs. Carburetor
  • Lean Burn for increased fuel economy
  • Lighter weight: 97 lbs. vs. 115 lbs.
  • Easier pull starting due to compression reduction system