General Specifications
HP / kW
150 HP / 111.8 kW
Displacement
2670 cc (162.9 cu in.)
Cylinders
4 (Inline)
WOT RPM
5000 - 6000
Weight
217 kg / 478 lbs
Drive & Lower Unit
Gear Ratio
2.00:1
Shaft Length
20, 25
Electrical System
Alternator Output 420 Watts
Starting System Electric
Technical Maintenance Toolkit
Verified service specifications for the Yamaha F150 Mechanical (2.7L) (2024)
Lubrication
Engine Oil
Yamalube 4-Stroke
Oil Capacity 4.5 Liters
Gearcase Lube 980 ml
Ignition System
Spark Plug
NGK LFR6A-11
Gap Setting 0.043"
Firing Order 1-2-3-4
Performance Specs
Idle RPM 700 ± 50
WOT Range 5000-6000
Alternator 420W
Standard Maintenance Intervals
20H Break-in Service
100H Annual Tune-up
300H Water Pump & Seals
Identification
The serial number for the Yamaha F150 Mechanical (2.7L) is typically found on a plate located on the transom bracket.
Technical Toolkit
Maintenance Compatibility
These models share common service parts with the Yamaha F150 Mechanical (2.7L):
Model Evolution
History of the Yamaha 150HP series over the years:
Category Discovery
Reference Data
Information compiled from Yamaha Marine factory service manuals and original sales literature published in 2024.