AFRAMARINE

4-Stroke MFS90A – MID RANGE Outboard Engine

The Aframarihe MFS90A is a high-performance 90 HP 4-stroke outboard designed with Tohatsu’s industry-leading innovations. Featuring the 4-2-1 Performance Tuned Exhaust, this engine provides exceptional low-end torque, smoother acceleration, and superior top-end speed. Engineered for all types of boats—from light pleasure crafts to heavier commercial vessels—the MFS90A combines power, reliability, and efficiency in a compact, durable design.

Equipped with variable idle control, freshwater flushing system, and a high-output 41A alternator, the MFS90A ensures optimum performance and convenience for serious boaters.


Key Features

  • 4-Cylinder, 90 HP Four-Stroke Engine

  • 4-2-1 Performance Tuned Exhaust for optimized torque

  • Electronic Fuel Injection (EFI)

  • Variable Idle Speed: 650 – 850 RPM

  • Remote Control or Tiller Handle Options

  • Freshwater Flushing System

  • Start-in-Gear Protection

  • High Output 41A Alternator

  • Power Trim & Tilt

  • Through-The-Prop Exhaust

  • Oil Pressure Warning & Overheat Buzzer

Description

Engine

Item Details
Engine Type 4 Cylinder, Four-Stroke, EFI
Output 90 PS (66.2 kW)
Displacement 1995 cc (121.6 cu.in.)
Bore × Stroke 84 × 90 mm (3.31 × 3.54 in)
Max RPM Range 5,150 – 5,850
Fuel Type Unleaded Gasoline (87 Octane) or higher
Oil Type NMMA Certified FC-W® 4-Stroke Oil
Oil Capacity 4.2 L (1.11 gal.) w/filter

Controls & Starting

Item Details
Starting System Electric
Control Type Remote Control or Tiller Handle
Gear Shift Forward – Neutral – Reverse
Gear Ratio 2.08:1
Ignition MicroComputer Programmed

Dimensions & Weight

Item Details
Transom Height 20″
Weight* 178 kg (392 lbs.)

Electrical

Item Details
Alternator Output 12V, 492W, 41A

Available Models

Model Shaft Length Cylinders Electric Start Tiller Handle Remote Control 12V Charging Power Trim & Tilt
MFS90AETL 20″ 4 Standard See Note See Note Standard Standard

S = Standard

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