DF90/115/140 “K4” (’04) MODEL
14-3
FUEL & OIL
BRACKET
LOWER UNIT
REDUCTION SYSTEM
Item Unit
Data
DF90T DF115(W)T
Fuel
Suzuki highly recommends that you use alcohol-free unleaded gasoline
with a minimum pump octane rating of 87 (R/2 + M/2
method) or 91
(Research method). However, blends of unleaded gasoline and alcohol
with equivalent octane content may be used.
Engine oil
API classification SE, SF, SG, SH, SJ
Viscosity rating SAE10W-40
Engine oil amounts
L (US/lmp. qt)
5.5 (5.8/4.8): Oil change only
5.7 (6.0/5.0): Oil filter change
Gear oil SUZUKI Outboard Motor Gear Oil (SAE #90 hypoid gear oil)
Gearcase oil capacity ml (US/lmp. oz) 1050 (35.5/37.0)
Trim angle PTT system
Number of trim position PTT system
Maximum tilt angle degree 75
Reversing system Gear
Transmission Forward-Neutral-Reverse
Reduction system Bevel gear
Gear ratio 12 : 25 (2.08)
Drive line impact protection Spline drive rubber hub
Propeller
Blade × Diam. (in) × Pitch (in)
3× 14 × 17
3× 14 × 19
3× 14 × 21
3× 14 × 23
1st reduction gear ratio
(Crankshaft drive gear: Driven gear)
29 : 36 (1.24)
2nd reduction gear ratio
(Crankshaft drive gear: Driven gear)
12 : 25 (2.08)
Total reduction gear ratio
2.59 (36/29 × 25/12)