General Specifications
HP / kW
350 HP / 260.8 kW
Displacement
4390 cc (267.9 cu in.)
Cylinders
6 (V6 55°)
WOT RPM
5700 - 6300
Weight
330 kg / 728 lbs
Drive & Lower Unit
Gear Ratio
2.29:1
Shaft Length
25, 30
Electrical System
Alternator Output 648 Watts
Starting System Electric
Technical Maintenance Toolkit
Verified service specifications for the Suzuki DF350A Dual Prop (2024)
Lubrication
Engine Oil
10W-40 FC-W
Oil Capacity 8 Liters
Gearcase Lube 3200 ml
Ignition System
Spark Plug
NGK LKR6E
Gap Setting 0.8mm
Firing Order 1-2-3-4
Performance Specs
Idle RPM 700 ± 50
WOT Range 5700-6300
Alternator 648W
Standard Maintenance Intervals
20H Break-in Service
100H Annual Tune-up
300H Water Pump & Seals
Identification
The serial number for the Suzuki DF350A Dual Prop is typically found on a plate located on the transom bracket.
Technical Toolkit
Maintenance Compatibility
These models share common service parts with the Suzuki DF350A Dual Prop:
Model Evolution
History of the Suzuki 350HP series over the years:
Category Discovery
Reference Data
Information compiled from Suzuki Marine factory service manuals and original sales literature published in 2024.