DF115
Model: DF115T H115 J115 M115 Y115
Manufacturer: Suzuki Honda Johnson Mercury Yamaha
Horsepower: 115.00 115.00 115.00 115.00 115.00
Shaft Length: L/X 20/25 in. L/X 20/25 in. L/X 20/25 in. L/X 20/25 in. L/X 20/25 in.
Weight: L 416.0, X 427 L 496.0, x 505 L 416.0, x 427 L 386.0, x 406 402.0
Cylinders: In-line 4 DOHC In-line 4 SOHC In-line 4 DOHC In-line 4 DOHC In-line 4 DOHC
Valves Per Cylinder: 4.0 4.0 4.0 4.0 4.0
Valve Train Drive: Oil bathed chain Belt Oil bathed chain Belt Belt
Displacement: 118.9 cu. in. (1950 cc) 137 cu. in. (2254 cc) 118.9 cu. in. (1950 cc) 106.2 cu. in. (1741 cc) 106.2 cu. in. (1741 cc)
Bore: 3.30 in. (84 mm.) 3.38 in. (86 mm.) 3.30 in. (84 mm.) 3.11 in. (79 mm.) 3.11 in. (79 mm.)
Stroke: 3.46 in. (88 mm.) 3.81 in. (97 mm.) 3.46 in. (88 mm.) 3.49 in. (88.8 mm.) 3.49 in. (88.8 mm.)
Induction System: Sequential EFI EFI Sequential EFI EFI EFI
Exhaust: Thru Prop Thru prop 4-into-2-into-1 Thru prop Thru prop
Start System: Electric Electric Electric Electric Electric
Lubrication: Wet sump Wet sump Wet sump Wet sump Wet sump
Oil Capacity: 5.8 (5.5) N-A (N-A) 5.8 (5.5) N-A (N-A) N-A (N-A)
Ignition: Solid State Electronic Ignition Capacitor discharge (CDI*) Solid State Electronic Ignition Electronic CDI TCI Micro Computer
Alternator: 40A 40 A 40 A 25 A 25 A
Trim: Power trim and tilt Power trim and tilt Power trim and tilt Power trim and tilt Power trim and tilt
Standard Propeller: N/A N-A N-A N-A N-A
Optional Propeller: 17 - 26 N-A 17-23 pitch 9-26 pitch N-A
Gear Ratio: 2.59:1 2.00:1 2.59:1 2.07:1 2.15:1 / 13:28
Counter Rotation: Not Available Not Available Not Available Not Available Not Available
CARB Emission Rating: 3-Star Ultra-Low 3-Star Ultra-Low 3-Star Ultra-Low 2-Star Very Low 2-Star Very Low


DF115 Advantages

Over Honda
  Lighter weight: 416 lbs. vs. 496 lbs.
  Lower gear ratio: 2.59:1 vs. 2.00:1
  Within ABYC standards vs. not.
  Self-adjusting oil-bathed timing chain vs. belt.
  Offset driveshaft = better balance.

Over Johnson
  Engine manufactured by Suzuki

Over Mercury
  Larger displacement: 1950cc (118.9 c.i.) vs. 1741cc (106.2 c.i.)
  Self-adjusting oil-bathed timing chain vs. belt.
  Offset driveshaft = better balance.
  Lower gear ratio: 2.59:1 vs. 2.07:1.
  40 A charging vs. 25 A.
  3-year warranty vs. 2-year

Over Yamaha
  Larger displacement: 1950cc (118.9 c.i.) vs. 1741cc (106.2 c.i.)
  Self-adjusting oil-bathed timing chain vs. belt.
  Offset driveshaft = better balance.
  Lower gear ratio: 2.59:1 vs. 2.15:1.
  40 A charging vs. 25 A.
  Within ABYC standards vs. not within.
  3-Star emission rating vs. 2-Star.



DF90
Model: DF90T H90 J90 M90 Y90
Manufacturer: Suzuki Honda Johnson Mercury Yamaha
Horsepower: 90.00 90.00 90.00 90.00 90.00
Shaft Length: L/X 20/25 in. L/X 20/25 in. L/X 20/25 in. L20 L20
Weight: L 416.0, X 427 L 373.0, x 384 L 416.0, x 427 386.0 370.0
Cylinders: In-line 4 DOHC In-line 4 SOHC In-line 4 DOHC In-line 4 DOHC In-line 4 DOHC
Valves Per Cylinder: 4.0 3.0 4.0 4.0 4.0
Valve Train Drive: Oil bathed chain Belt Oil bathed chain Belt Belt
Displacement: 118.9 cu. in. (1950 cc) 97 cu. in. (1590 cc) 118.9 cu. in. (1950 cc) 97.4 cu. in. (1596 cc) 97.4 cu. in. (1596 cc)
Bore: 3.30 in. (84 mm.) 3 in. (75 mm.) 3.30 in. (84 mm.) 3.11 in. (79 mm.) 3.11 in. (79 mm.)
Stroke: 3.460 in. (88 mm.) 3.5 in. (90 mm.) 3.46 in. (88 mm.) 3.2 in. (81.4 mm.) 3.2 in. (81.4 mm.)
Induction System: EFI/Sequential 4 carb Sequential EFI 4 carb 4 carb
Exhaust: 4-into-2-into-1 Thru prop 4-into-2-into-1 Thru prop Thru prop
Start System: Electric Electric Electric Electric Electric
Lubrication: Wet sump Wet sump Wet sump Wet sump Wet sump
Oil Capacity: 5.8 (5.5) N-A (N-A) 5.8 (5.5) N-A (N-A) N-A (N-A)
Ignition: Solid State Electronic Ignition CDI* Solid State Electronic Ignition Capacitor discharge CDI Microcomputer**
Alternator: 40A 16 A 40 A 20 A 20 A
Trim: Power trim and tilt Power trim and tilt Power trim and tilt Power trim and tilt Power trim and tilt
Standard Propeller: N/A N-A N-A N-A Not supplied with engine
Optional Propeller: 17-26 N-A 17-23 pitch N-A N-A
Gear Ratio: 2.59:1 2.30:1 2.59:1 2.07:1 2.31:1
Counter Rotation: Not Available Not Available Not Available Not Available Not Available
CARB Emission Rating: 3-Star Ultra-Low 3-Star Ultra-Low 3-Star Ultra-Low 2-Star Very Low 2-Star Very Low


DF90 Advantages

Over Honda
  Larger displacement: 1950cc (118.9 c.i.) vs. 1590 cc (97 c.i.)
  DOHC 16 valves vs. SOHC 12 valves
  Offset driveshaft = better balance
  Self-adjusting oil-bathed timing chain vs. belt
  Sequential EFI vs. 4 carb
  Lower gear ratio: 2.59:1 vs. 2.30:1
  Higher charging: 40 A vs. 16 A

Over Johnson
  Engine manufactured by Suzuki

Over Mercury
  Larger displacement: 1950cc (118.9 c.i.) vs. 1596cc (97.4 c.i.)
  Self-adjusting oil-bathed timing chain vs. belt
  Offset driveshaft = better balance
  Sequential EFI vs. 4 carb
  Lower gear ratio: 2.59:1 vs. 2.07:1
  40 A charging vs. 20 A
  3-Star emission rating vs. 2-Star
  Sequential EFI vs. Carb

Over Yamaha
  Larger displacement: 1950cc (118.9 c.i.) vs. 1596cc (97.4 c.i.)
  Self-adjusting oil-bathed timing chain vs. belt
  Offset driveshaft = better balance
  40 A charging vs. 25 A



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