Maritime Propulsion Power the maritime industry

MERCURY 90 HP OPTIMAX 90 HP

Brand
MERCURY
Model
90 OPTIMAX
Type
Engine
Application
Commercial

Description

Product Specification Listing

Marine Engine: Mercury 90 HP Optimax

General Information:

  • Model: Mercury 90 HP Optimax
  • Engine Type: Outboard, 2-stroke direct fuel injection (DFI)
  • Horsepower: 90 HP
  • Warranty: Typically 3 years (check with the dealer for specific warranty details)

Dimensions and Weight:

  • Shaft Length: 20 inches (long shaft) or 25 inches (extra-long shaft)
  • Weight: Approximately 375 lbs / 170 kg (may vary depending on configuration)

Performance and Engine:

  • Cylinder Configuration: Inline 3 cylinders
  • Displacement: 1.5 liters / 92 cubic inches
  • Fuel System: OptiMax Direct Fuel Injection (DFI)
  • Full Throttle RPM Range: 5000-5750 RPM
  • Induction System: Loop charge (2-stroke)
  • Rev Limiter: Yes, electronic

Fuel and Oil System:

  • Fuel Type: Unleaded gasoline, minimum 87 octane
  • Fuel Tank Capacity: N/A (external fuel tank assumed)
  • Oil Type: Optimax/DFI oil
  • Oil Injection System: Yes, automatic

Cooling System:

  • Cooling System: Water-cooled with thermostat & pressure-controlled
  • Starting System: Electric start
  • Ignition System: PCM 07 (Digital Inductive)
  • Alternator System: 60-amp / 756-watt (belt driven)

Controls and Steering:

  • Gear Shift: F-N-R (Forward-Neutral-Reverse)
  • Steering Type: Remote (also compatible with power steering)
  • Trim Positions: Power trim and tilt

Exhaust and Emissions:

  • Exhaust System: Through prop exhaust
  • Emissions Compliance: EPA and CARB 3-Star rated (varies by region)

Propeller:

  • Standard Propeller: Aluminum or stainless steel (options available)
  • Gear Ratio: 2.33:1

Accessories and Features:

  • Instrumentation: Typically includes tachometer, speedometer, trim gauge, and fuel gauge (dependent on the model-specific console)
  • SmartCraft Compatibility: Yes, for engine monitoring and diagnostics
  • EPS (Electronic Power Steering): Optional

Additional Features:

  • High-performance DFI system for better fuel efficiency
  • Advanced Sound Control for quieter operation
  • Enhanced corrosion protection for salt-water use
  • Pleasure and light commercial use rated

Safety and Diagnostics:

  • Engine Guardian System: For real-time monitoring and alerts
  • Overheat Protection: Yes
  • Low Oil Warning: Yes

Packaging:

  • Included Accessories: Operator's manual, warranty card, basic toolkit, external fuel tank
  • Optional Accessories: Trolling motor, additional propellers, prop nut kits, fuel line assembly

Certifications:

  • ISO 9001 Certified
  • EPA & CARB Compliant

Note:

Always verify details with an authorized Mercury dealer to ensure compatibility with your specific boat and requirements. Specifications might vary slightly based on manufacturing updates or regional variations.

Specifications

Power 90 HP (67.11 kW)
Cylinders Arrangement/Number 3
Bore 92 mm (3.62 in)
Stroke 76 mm (2.99 in)
Weight 170 kg (374.79 lb)
Cooling Water-cooled with thermostat & pressure-controlled
Displacement 1,526 cm3 (1.53 L, 93.12 in3)
Rated Speed 5,000 r/min
Gear Ratio 2.33:1
Shaftlength 20 or 25/508 or 635(in/mm)
Gears F N R
Alternator 60-amp/756-watt belt-driven
Ignition PCM 07
Starter Electric
Exhaust Through prop
Trim Power trim
Fuelinduction 2-stage direct fuel injection
Lubrication Electronic multipoint oil injection
Steering Remote
Engine Type 90 HP OPTIMAX
Outboard Outboard

Compare