Honda 350HP BF350AUDA White iST Outboard – 30″ Shaft
Delivering 350 horsepower, the white Honda BF350AUDA iST outboard uses a 30-inch shaft for compatible transom heights. Its iST control system supports precise operation, while the shaft length helps maintain proper propeller position and efficient thrust delivery on suitable offshore boats.
Description
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Honda 350HP BF350AUDA White iST Outboard Motor Specs
| Brand | Honda Marine |
| Full Model Code / Part Number | BF350AUDA (White / Standard Rotation / iST / 30" Shaft) |
| Country of Origin | Japan / USA |
| Engine Type & Configuration | 4-Stroke SOHC 60° V8 (32-Valve VTEC) |
| Horsepower Output (HP / kW) | 350 HP (257 kW) |
| Displacement (cc / cu in) | 4952 cc (302 cu in) |
| Bore x Stroke (mm / in) | 89.0 x 99.0 mm (3.50 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 with Automatic Tilt Support |
| Gear Ratio & Shift Mechanism | 1.79:1 (Standard Rotation / F-N-R) |
| Exhaust System | Through Prop Hub |
| Recommended Transom Shaft Length | XXL: 30 inches |
| Alternator / Charging Output (Amps / Watts) | 90 Amp (Total / Dedicated Battery Charging) / 1080 Watts |
| Recommended Fuel Grade & Oil Type | Regular Unleaded (Min. 86 Octane) / Honda 4-Stroke FC-W 10W-30 |
| Dry Weight (kg / lbs) | 347 kg / 765 lbs |
| Standard Warranty | 5 Years Limited Pleasure Warranty |
Common Question of Honda BF350AUDA White
Is the white AUDA fuel injected?
Yes. The white Honda BF350AUDA uses an electronic fuel injection system and a 350-horsepower four-stroke powerhead. Its white finish identifies exterior color, while the listed configuration retains iST Intelligent Shift and Throttle and a 30-inch shaft. This makes it a high performance outboard motor for compatible boats.
What transom matches its shaft?
A 30-inch transom is the intended match for this white AUDA model. Measure the hull according to the boat manufacturer’s instructions before mounting. Correct shaft positioning supports cooling-water pickup, gearcase clearance, propeller immersion, steering response, and trim. Proper measurement supports this ready to bolt marine installation.
Does it include Intelligent Shift?
Yes. The AUDA White designation identifies an iST model with Intelligent Shift and Throttle. Confirm the control head, harnesses, gauges, battery requirements, steering components, and installation hardware before purchase. Proper electronic integration supports smooth gear selection and throttle response from the helm of this Honda four-stroke outboard.
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