DF25 | DF15-9.9/9.9ht | DF6-4-2.5

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Suzuki Advantages

DF15

Model Name: DF15 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 (107), E/S (105) S (104), L (110), X(115); add 8 lbs. for electric start (1) 111 (2) 128 S (114)
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: 18.4 cu. in. (302 cc) 21.4 cu. in. (350 cc) 19.7 cu. in. (323 cc) 22.1 cu. in. (362 cc)
Bore and Stroke (Inches/mm): 2.28 x 2.24 in. (58 x 57 mm) 2.30 x 2.51 in. (59 x 564 mm) 2.32 x 2.32 in. (59 x 59 mm) 2.32 x 2.32 in. (59x59 mm)
Operating Range (RPM): 5400-6000 4500-5500 4500-5500 5000 - 6000
Induction System: 1 carb 1 carb 1 carb 1 carb
Starting System: Man. Start/Choke Manual/electric Manual/electric Manual/electric
Lubrication: Wet sump Wet sump Wet sump Wet sump
Oil Tank Capacity: 1.2 qt. (1.1 lit.) 1.4 qt. (1.3 lit.) 1.8 qt. 1.1 qt. (1.0 lit.)
Ignition: Suzuki PEI 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 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 (S) 3x9½ x 9½ (L, X) 3x9½x8 5/8 (S) 3 x 9 x 9 3 x 9¼ x 10½
Range of Avail. Optional Propeller Pitches: 7 - 11 Unknown Unknown Unknown
Steering: Tiller/remote Unknown Unknown Unknown

DF15 Advantages

Over Honda
  • Easier pull starting due to compression reduction system
  • Oil filter vs. none
  • Lighter weight: 97 lbs. vs 111 lbs.
Over Mercury
  • Lighter weight: 97 lbs. vs 111 lbs.
  • Easier pull starting due to compression reduction system
  • Neutral fast idle/warmup vs. none
Over Yamaha
  • Lighter weight: 97 lbs. vs. 114 lbs.
  • Easier pull starting due to compression reduction system

DF9.9T

Model Name: DF9.9T Honda 9.9 Mercury 9.9 Yamaha 9.9
Manufacturer: Suzuki Honda Mercury Yamaha
Horsepower: 9.9 High Thrust 9.9 (1) 9.9 (2) Big Foot (1) 9.9, (2) 9.9 High Thrust
Shaft Length (Inches): L (20), X (25) S (15), L (20), X (25) (1) S (15), L(20), (2) L (20), X (25) (1) S (15), L (20), (2) L (20), XL (25)
Weight (Lbs): T/L (118), T/X (121), TH/L(120), TH/X (123) S (92), L (98), X (107); add 8 lbs. for electric start (1) 84 (2) 96 (1) 91 (2) 104
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: 18.4 cu. in. (302 cc) 13.5 cu. in. (222 cc) 12.8 cu. in. (208 cc) 19.7 cu. in. (323 cc)
Bore and Stroke (Inches/mm): 2.28 x 2.24 in. (58 x 57 mm) 2.3 x 2.1 in. (58 x 42 mm) 2.16 x 1.73 in. (54 x 44 mm) 2.32 x 2.32 in. (59 x 59 mm)
Operating Range (RPM): 4500 - 5500 5000 - 6000 5000 - 6000 4500 - 5500
Induction System: 1 carb 1 carb 1 carb 1 carb
Starting System: Electric start/choke Manual/electric Manual/electric (1) Mannual/electric (2) Electric
Lubrication: Wet sump Wet sump Wet sump Wet sump
Oil Tank Capacity: 1.2 qt. (1.1 lit.) 1.4 qt. (1.31 lit.) 1.8 qt. 1.1 qt. (10 lit.)
Ignition: Suzuki PEI CDI CDI CDI
Alternator: 12V 12A Manual 6A (10 A opt.), Electric 12A 6A Electric Start 6A Standard 10A (High Thrust)
Trim Type: Power Tilt 5 positions 5 positions, and shallow water 3 positions
Gear Ratio: 2.08:1 2.33:1 (1) 2.08:1 (2) 2.42:1 (1) 2.08;1/13:27 (2) 2.92:1/13:38
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.)): 4 x 10 x 5 4 x 9¼ x 8 (S) 3 x 9 x 9 (1) 3 x 9¼ x 9 (2) 3 x 11¾ x 9 ¼
Range of Avail. Optional Propeller Pitches: 7 -11 Unknown Unknown Unknown
Steering: Tiller/remote Unknown Unknown Unknown

DF9.9T Advantages

Over Honda
  • 302cc (18.4 c.i.) vs. 222cc (13.5 c.i.) No replacement for displacement
  • Easier pull starting due to the compression reduction system
  • Oil filter vs. none
Over Mercury
  • Lighter weight: 97 lbs. vs 111 lbs.
  • Easier pull starting due to the compression reduction system
  • Natural fast idle / warmup vs. none
Over Yamaha
  • 302cc (18.4 c.i.) vs. 232cc (14.2 c.i.) No replacement for displacement
  • Easier pull starting due to the compression reduction system
  • 3-Star emission rating vs. 2-Star

DF9.9

Model Name: DF9.9 Honda 9 Mercury 9 Yamaha 9
Manufacturer: Suzuki Honda Mercury Yamaha
Horsepower: 9.9 9.9 (1) 9.9 (2) Big Foot 9.9
Shaft Length (Inches): S (15), L (20), X(25) S (15), L (20), X (25) (1) S (15), L (20) (2) L (20), XL (25) S (15), L (20)
Weight (Lbs): M/S (97), M/L (99), E/L (107), R/L (105) S (92), L (98), X (107) add 8lbs. for Electric Start (1) 84 (2) 96 91
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 Unknown Single Overhead Belt Single Overhead Belt
Displacement: 18.2 cu. in. (302 cc) 13.5 cu. in. (222 cc) 12.8 cu. in. (208 cc) 19.7 cu. in. (323 cc)
Bore and Stroke (Inches/mm): 2.28 x 2.24 in. (58 x 57 mm) 2.3 x 2.1 in. (58 x 42 mm) 2.16 x 1.73 in. (55 x 44 mm) 2.32 x 2.32 in. (59 x 59 mm)
Operating Range (RPM): 4900-5500 5000 - 6000 5000 - 6000 4500-5500
Induction System: 1 carb 1 carb 1 carb 1 carb
Starting System: Manual start/choke Manual / electric Manual/electric Manual/electric
Lubrication: Wet sump Wet Sump Wet Sump Wet sump
Oil Tank Capacity: 1.2 qt. (1.1 lit.) 1.4 qt. (1.31 lit.) 1.8 qt. 1.1 qt. (10 lit.)
Ignition: Suzuki PEI CDI CDI** CDI**
Alternator: M/12V 6A, E/12V12A Manual 6 A (10 A opt.), Electric 12 A 6 A Electric Start 6A
Trim Type: 5 Positions 5 positions 5 positions, and shallow water 3 positions
Gear Ratio: 2.08:1 2.33:1 (1) 2.08:1, (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 8 (S) 3x 9 x 9 3 x 9 1/4x9
Range of Avail. Optional Propeller Pitches: 7 - 11 Unknown Unknown Unknown
Steering: Tiller/remote Unknown Unknown Unknown
Exhaust: Unknown Thru prop Thru Prop Thru prop

DF9.9 Advantages

Over Honda
  • 302cc (18.4 c.i.) vs. 222cc (13.5 c.i.) No replacement for displacement
  • Easier pull starting due to the compression reduction system
  • Oil filter vs. none
Over Mercury
  • Lighter weight: 97 lbs. vs 111 lbs.
  • Easier pull starting due to compression reduction system
  • Neutral fast idle/warmup vs. none
Over Yamaha
  • 302cc (18.4 c.i.) vs. 232cc (14.2 c.i.) No replacement for displacement
  • Easier pull starting due to compression reduction system
  • 3-Star emission rating vs. 2-Star