General Specifications
HP / kW
135 HP / 100.6 kW
Displacement
2354 cc (143.7 cu in.)
Cylinders
4 (Inline)
WOT RPM
5000 - 6000
Weight
217 kg / 478 lbs
Drive & Lower Unit
Gear Ratio
2.14:1
Shaft Length
20, 25
Electrical System
Alternator Output 612 Watts
Starting System Electric
Technical Maintenance Toolkit
Verified service specifications for the Honda BF135 (2024)
Lubrication
Engine Oil
10W-30 FC-W
Oil Capacity 6.5 Liters
Gearcase Lube 980 ml
Ignition System
Spark Plug
NGK IZFR6K11
Gap Setting 0.043"
Firing Order 1-2-3-4
Performance Specs
Idle RPM 700 ± 50
WOT Range 5000-6000
Alternator 612W
Standard Maintenance Intervals
20H Break-in Service
100H Annual Tune-up
300H Water Pump & Seals
Identification
The serial number for the Honda BF135 is typically found on a plate located on the transom bracket.
Technical Toolkit
Maintenance Compatibility
These models share common service parts with the Honda BF135:
Category Discovery
Reference Data
Information compiled from Honda Marine factory service manuals and original sales literature published in 2024.