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DF40A FEATURES


The award-winning DF40A delivers superior fuel efficiency and high performance in a compact design.


Start system Electric start
Multi-point sequential electronic fuel injection Standard
Suzuki Lean Burn Control System Standard
Large capacity 19A alternator Standard
12-valve DOHC (dual overhead cam) design Standard
Maintenance-free timing chain Standard
Tiller handle Standard

SIMILAR OUTBOARDS

DF50A

DF40A SPECS



Displacement 941cm3
Fuel minimum 91 (RON) octane
Bore x Stroke 72.5mm x 76.0mm
Maximum output 29.4kW
Full throttle operating range 5,000–6,000rpm
Steering Remote | Tiller
Oil pan capacity 2.7 litres
Ignition system Fully-transistorised
Alternator 12V 19A
Engine mounting Shear mount
Trim method Power trim & tilt
Gear ratio 2.27:1
Shaft length L: 508mm (20")
Gear shift F-N-R
Starting system Electric easy start system
Exhaust Through prop hub exhaust
Weight L: 104kg
Propeller selection (pitch) 9"–11"
Engine type DOHC 12-valve
Fuel tank capacity 25L (Optional)
Fuel delivery system Multi-point sequential electronic fuel injection
No. of cylinders In-line 3
Warranty 5 years for recreational use

DF40A PERFORMANCE TESTS



DF40A tested on Alumacraft 16ft

Test Conditions

Date: 20/01/2011
Location: Brisbane River
Conditions: Calm, light breeze
Temperature: 27deg
Crew: 2

Test Boat: Alumacraft 16ft

Length: 4.9m
Beam: 1.9m
Dry Weight: 350kg
Max Horsepower: 50HP
Fuel Capacity: 75L
Weight as tested: 406kg (est)

Conclusion

Optimal Cruise Speed: 31.2km/h
Cruise Range (Approx) Based on 95% Fuel Capacity: 333km
Maximum Speed: 51km/h
0-40km/h: 6.4sec

Outboard: Suzuki DF40A

Horsepower:40HP
Cylinder:In line 3
Weight:104kg
Gear Ratio:2.27:1
Propeller:Suzuki 11.75 x 12 3 blade stainless steel

Suzuki Performance Figures

RPM Av KM/H L/Hr Av L/KM
700 2.9 0.4 0.13
1000 3.7 0.4 0.1
1500 6.6 0.8 0.11
2000 8.5 1.5 0.18
2500 10.3 2.6 0.26
3000 11.3 3.8 0.34
3500 15.8 4.9 0.31
4000 24.1 5.3 0.22
4500 31.2 6.4 0.21
5000 36.2 8.3 0.23
5500 39.3 11.4 0.29
5850 44.3 12.9 0.29

Suzuki Fuel Consumption Comparison