Honda 150HP BF150DK1LRA 4-Stroke Outboard – 20″ Shaft
The 150-horsepower Honda BF150DK1LRA four-stroke outboard uses a 20-inch shaft for compatible lower-transom boats. Its four-stroke propulsion supports dependable cruising, while correct shaft matching helps maintain propeller position and stable handling.
Description
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Honda 150HP BF150DK1LRA 4-Stroke Outboard Specs
| Brand | Honda Marine |
| Full Model Code / Part Number | BF150DK1LRA (Standard Rotation / Mechanical / 20" Shaft) |
| Country of Origin | Japan / USA |
| Engine Type & Configuration | 4-Stroke DOHC 16-Valve Inline 4 (VTEC) |
| Horsepower Output (HP / kW) | 150 HP (110 kW) |
| Displacement (cc / cu in) | 2354 cc (144 cu in) |
| Bore x Stroke (mm / in) | 87.0 x 99.0 mm (3.43 x 3.90 in) |
| Maximum RPM Range (Full Throttle Operating Range) | 5000 - 6000 RPM |
| Fuel Induction System | Programmed Fuel Injection (PGM-FI) |
| Ignition System | Microcomputer Controlled Transistorized |
| Starting System | Electric Start |
| Steering System | Remote Mechanical Steering Compatible |
| Trim & Tilt System | Power Trim & Tilt |
| Gear Ratio & Shift Mechanism | 2.14:1 (Standard Rotation / F-N-R) |
| Exhaust System | Through Prop Hub |
| Recommended Transom Shaft Length | L: 20 inches |
| Alternator / Charging Output (Amps / Watts) | 40 Amp (Total / 30 Amp Battery Charging) / 480 Watts |
| Recommended Fuel Grade & Oil Type | Regular Unleaded (Min. 86 Octane) / Honda 4-Stroke FC-W 10W-30 |
| Dry Weight (kg / lbs) | 215 kg / 474 lbs |
| Standard Warranty | 5 Years Limited Pleasure Warranty |
Common Question of Honda BF150DK1LRA
Is BF150DK1LRA a four-stroke?
Yes. The Honda BF150DK1LRA is a 150-horsepower four-stroke outboard with remote mechanical controls, electric start, and a 20-inch shaft. Its electronic fuel injection system manages fuel delivery during starting, acceleration, and cruising, while the configuration provides a high performance outboard motor for compatible boats.
What boats fit its shaft?
A boat with a 20-inch transom is the intended application. Verify the actual transom measurement with the hull manufacturer before installation. Correct shaft length helps maintain cooling-water pickup, gearcase position, propeller immersion, steering control, and cruising efficiency. Accurate measurement supports this ready to bolt marine outboard package.
Does it include electric start?
Yes. The BF150DK1LRA specification includes electric start and remote mechanical controls. The boat needs compatible battery connections, steering equipment, control-box hardware, and shift and throttle cables. Inspect transom strength and verify every rigging component before installation so the Honda four-stroke powerhead can operate safely and reliably from the helm.











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