Honda 150HP BF150DLDA iST Outboard Motor – 20″ Shaft
The 150-horsepower Honda BF150DLDA iST outboard motor uses a 20-inch shaft for compatible lower-transom boats. Electronic iST control supports precise operation, while the shaft dimension helps maintain propeller depth and effective thrust delivery.
Description
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Honda 150HP BF150DLDA iST Outboard Motor Specs
| Brand | Honda Marine |
| Full Model Code / Part Number | BF150DLDA (Standard Rotation / iST / 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 with Intelligent Shift & Throttle (iST) |
| Steering System | Electronic Remote Control / iST 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 BF150DLDA
What does the 150 DLDA iST offer?
It offers Intelligent Shift and Throttle control on a 150-horsepower Honda four-stroke outboard. Electronic commands manage compatible shifting and throttle operation, while the 20-inch shaft suits matching transoms. The powerhead uses an electronic fuel injection system, making this a high performance outboard motor for compatible helm installations.
Is the shaft 20 inches?
Yes. The BF150DLDA uses a 20-inch shaft intended for a corresponding transom height. Measure the boat carefully before ordering and follow the hull manufacturer’s recommendation. Correct shaft length helps maintain cooling-water pickup, gearcase position, propeller immersion, steering control, and reliable operation of this ready to bolt marine outboard.
Does it require iST rigging?
Yes. Intelligent Shift and Throttle requires compatible electronic controls and rigging components rather than ordinary mechanical cables at the engine. Confirm the control head, wiring harness, gauges, battery capacity, steering system, and installation requirements before purchase. Proper integration is essential for smooth gear selection and throttle response from the helm.
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