Honda / High-Power
Honda BF150
Take the joy of boating to the next level with the upgraded BF115 – 150 series.

High-Power
BF150
- Power
- 150 hp
- Configuration
- 4-Stroke DOHC 4 Cylinder/16 Valves
- Displacement
- 354 cc
- Weight
- 481 lb
About this engine
Take the joy of boating to the next level with the upgraded BF115 – 150 series. We’ve added updates that boost performance and ease of operation, bolster component durability and reliability, and include eye catching style changes. Available in Aquamarine Silver or Grand Prix White, the BF115, BF140, and BF150 all feature a new, sleeker, more compact form. But good looks are just the beginning. All three outboards are available with Honda’s Intelligent Shift and Throttle (iST®) drive- by-wire system, for superb control and power. Updated controls mean masterful maneuvering has never been so effortless or so stress free. Like all Honda Marine outboards, the redesigned BF115, 150 and 150 are famously durable and reliable. But even the best can be better. So we’ve made a series of more than half a dozen quality improvements that are sure to keep outboard owners enjoying maximum time on the water. From preventing corrosion to easier maintenance, it all adds up to the reliability you expect from Honda. The redesigned Honda BF115, BF140, and BF150 deliver everything you want – and more.
Key features
- Power where and when you need it.: Honda’s exclusive VTEC technology offers a superior combination of power, torque, and fuel economy.
- Instant Acceleration: Honda’s exclusive BLAST system improves acceleration at low speeds.
- Dual Stage Induction: Dual Stage Induction maximizes air input for combustion.
- Dual Overhead CAM (DOHC): The 24-valve DOHC configuration offers increased high-rpm power.
- Engine Command Module: The ECM receives constant input from 18 different sensors to deliver instant starts, smooth operation, strong performance and excellent fuel efficiency.
- Lean Burn Control: Honda's exclusive Lean Burn Control helps save on fuel and extend your vessel range.
- PGM-FI: Multi-port Programmed Fuel Injection adds both easy starts and improved fuel efficiency - without sacrificing performance.
- Corrosion Protection System: Our corrosion protection system includes a durable, multi-layered paint process, helping your Honda to continue to look and perform like new.
- Additional Corrison Resistance: Repositioned anodes and enhanced bolt coating boost corrosion resistance further.
- Fresh Water Flushport: A fresh water flushport flushes debris and saltwater out of the engine.
- The Best Keep Getting Better: Our outboards are famously durable and reliable.
- True 5 Warranty: Unmatched peace of mind: Honda's True 5 Warranty is the best in the business.
- Honda Quality: Our outboards share many technologies and components used in Honda vehicles, with all the benefits of years of proven Honda engineering, precision manufacturing and reliability.
- Engine Alert System: The Engine Alert System monitors vital engine functions and prevents engine damage by alerting the operator of: overheating, water in fuel, low oil PSI, battery, over-rev, and critical engine function.
- 3-Way Cooling System: Three separate cooling systems keep the cylinder heads running cooler for long-term durability.
- iST: Superb Control: Honda's exclusive Intelligent Shift and Throttle (iST) command and control system delivers superb control plus plug-and-play installation of Honda Marine products and third-party controls and devices.
- New Updated iST Controls: The iST controls offered with our new BF115, 140, and 150 models are our most ergonomic, functional, and tactile designs yet.
- Multi Engine Applications: iST offers multi-engine applications, with fine tuning of throttle settings at any speed, enhanced docking and slow speed control, and a simple, easy to understand user interface.
- Easy Maneuvering: For multi engine applications, integration with joystick steering systems such as Dometic and UFlex makes maneuvering so much easier.
- Superior battery charging for more usable power: The charging system offers an impressive 55 total amps with 40 amps of charging power for plenty of accessories.
- Faster, easier maintenance: The BF115, 140, and 150 are designed to reduce maintenance time for routine tasks like oil and filter changes.
- Fisherman Friendly Variable Speed Trolling: A variable speed trolling switch makes fishing easy and convenient.
- On-board connectivity: NMEA 2000 protocols allow engine data to be interfaced with on-board systems and systems displays, such as GPS.
- Color Options: White and silver models available
- Counter Rotating: Counter Rotation models available (140 and 150hp)
- Mechanical Options: Boaters who prefer traditional controls will enjoy Honda’s smooth operating mechanical command and control system, with a responsive, reliable design.
- iST Options: Or choose the latest technology with Honda's iST for superb control and easy installation of a variety of displays and devices.
Full specifications
- Type
- 4-Stroke DOHC 4 Cylinder/16 Valves
- Displacement
- 2,354 cc (144 cubic inches)
- Bore & Stroke
- 87 mm x 99 mm (3.4 x 3.9 inches)
- Full Throttle RPM Range
- 5,000-6,000 RPM
- Rated Power
- 150 HP @ 5,500 RPM
- Cooling System
- Water Cooled
- Fuel Delivery
- Programmed Fuel Injection
- Ignition System
- MicroComputer Programmed
- Starting System
- Electric
- Exhaust
- Through Hub
- Lubrication
- Wet Sump
- Trim Range
- -4° to +16°
- Tilt Range
- 68°
- Octane
- 86
- Gear Ratio
- 2.14:1
- Gear Shift
- F-N-R
- Alternator (Electric Start)
- 55 Amps Total
- Battery Charging Power
- 40 Amps
- Propeller
- Optional
- Power Trim & Tilt
- Standard
- Oil Pressure Alert
- Standard
- Temperature Alert
- Standard
- Rev-Limiter
- Standard
- Speedometer Pickup
- Standard
- Troll Control
- Standard
- Trim Support
- Standard on iST models
- Cruise Control
- Standard on iST models
- Automatic Tilt
- Standard on iST models
- Recreational
- 5 years
- Commercial/Rental
- 2 years
- Optional Extended
- Up to 36 months Learn More
- Overall Width
- 618 mm/25 inches
- L Type
- 508 mm/20 inches
- X Type
- 635 mm/25 inches
- L-Type, Mech
- 218 kg/481 lbs.
- X-Type, Mech
- 221 kg/487lbs.
- L-Type, iST
- 221 kg/487lbs.
- X-Type, iST
- 224 kg/494 lbs.
- CARB 2025 Rating
- 3 Stars







