General Specifications
HP / kW
300 HP / 223.5 kW
Displacement
3000 cc (183.1 cu in.)
Cylinders
6 (Inline-6)
WOT RPM
4000 - 4200
Weight
350 kg / 772 lbs
Drive & Lower Unit
Gear Ratio
Belt Drive
Shaft Length
25", 30"
Electrical System
Alternator Output 2268 Watts
Starting System Electric
Technical Maintenance Toolkit
Verified service specifications for the Oxe OXE300 Diesel (2024)
Lubrication
Engine Oil
5W-30 Synthetic Diesel
Oil Capacity 6.5 Liters
Gearcase Lube 2000 ml
Ignition System
Spark Plug
None (Diesel)
Firing Order 1-2-3-4
Performance Specs
Idle RPM 700 ± 50
WOT Range 4000-4200
Alternator 2268W
Standard Maintenance Intervals
20H Break-in Service
100H Annual Tune-up
300H Water Pump & Seals
Identification
The serial number for the Oxe OXE300 Diesel is typically found on a plate located on the transom bracket.
Technical Toolkit
Maintenance Compatibility
These models share common service parts with the Oxe OXE300 Diesel:
Model Evolution
History of the Oxe 300HP series over the years:
Standalone production year.
Category Discovery
Reference Data
Information compiled from Oxe Marine factory service manuals and original sales literature published in 2024.