General Specifications
HP / kW
350 HP / 260.8 kW
Displacement
4300 cc (262.4 cu in.)
Cylinders
6 (V6 60° DOHC)
WOT RPM
5000 - 6000
Weight
285 kg / 628 lbs
Drive & Lower Unit
Gear Ratio
1.75:1
Shaft Length
25", 30"
Electrical System
Alternator Output 882 Watts
Starting System Electric
Technical Maintenance Toolkit
Verified service specifications for the Yamaha F350 V6 Offshore (4.3L) (2024)
Lubrication
Engine Oil
Yamalube 4-M
Oil Capacity 7.9 Liters
Gearcase Lube 1040 ml
Ignition System
Spark Plug
NGK Iridium (4.3L)
Firing Order 1-2-3-4
Performance Specs
Idle RPM 700 ± 50
WOT Range 5000-6000
Alternator 882W
Standard Maintenance Intervals
20H Break-in Service
100H Annual Tune-up
300H Water Pump & Seals
Identification
The serial number for the Yamaha F350 V6 Offshore (4.3L) is typically found on a plate located on the transom bracket.
Technical Toolkit
Maintenance Compatibility
These models share common service parts with the Yamaha F350 V6 Offshore (4.3L):
Category Discovery
Reference Data
Information compiled from Yamaha Marine factory service manuals and original sales literature published in 2024.