Maritime Propulsion Marine engines, propulsors, electrification and drivetrain news

MERCURY 175HP PRO XS OPTIMAX

Model
175 PRO XS
Type
Engine
Application
Commercial, Recreational

Description

Product Specification Listing

Marine Engine: MERCURY 175HP PRO XS OPTIMAX

Overview

The MERCURY 175HP PRO XS OPTIMAX is designed for boaters who demand top speed, acceleration, and overall performance. This direct-injected 2-stroke engine combines power, efficiency, and reliability to offer an unparalleled boating experience.

Key Specifications

  • Model: 175HP PRO XS OPTIMAX
  • Engine Type: 2-Stroke, V6
  • Cylinder Configuration: 60-degree V6
  • Displacement: 2.5L (151 cubic inches)
  • Bore and Stroke: 3.50 in x 2.65 in (89 mm x 67 mm)
  • Maximum RPM: 5,000 - 5,750
  • Fuel System: 2-Stage Direct Fuel Injection (DFI)
  • Induction System: Loop-charged with 3-stage reed valve
  • Ignition System: PCM Digital Inductive

Dimensions and Weight

  • Weight: 431 lbs (195.5 kg)
  • Overall Length: 29.5 inches (75 cm)
  • Overall Width: 19.8 inches (50.3 cm)
  • Overall Height:
    • 20" Shaft Model: 55 inches (139.7 cm)
    • 25" Shaft Model: 60 inches (152.4 cm)

Performance and Efficiency

  • Top Speed: Varies depending on boat size and weight
  • Fuel Efficiency: Optimized for longer cruising range
  • Fuel Type: Unleaded gasoline (91 octane recommended)
  • Oil Type: Mercury Optimax / DFI 2-cycle oil

Operational Features

  • Start System: Electric start with Smart Start system
  • Cooling System: Thermostatically controlled water cooling system
  • Exhaust System: Through propeller
  • Gear Shift: F-N-R (Forward-Neutral-Reverse)
  • Gear Ratio: 1.87:1
  • Trim and Tilt: Power trim and tilt

Reliability and Durability

  • Corrosion Protection: Mercury’s industry-leading protection system, including stainless steel components and advanced paint processes.
  • Warranty: 3-year limited warranty (with extended warranty options available)

Technology and Innovation

  • SmartCraft Compatibility: Provides real-time data on engine performance and diagnostics.
  • Vibration Reduction: Engine mounting designed to reduce vibration for a smooth ride.
  • Low Emissions: Complies with U.S. EPA and CARB emissions standards.

Additional Features

  • Propeller Options: Wide range of Mercury propellers available to tailor performance.
  • Steering: Compatible with hydraulic and mechanical steering systems.
  • Advanced Sound Management: Designed to minimize engine noise.

Applications

Ideal for a variety of boats including:

  • Bass Boats
  • Deck Boats
  • Offshore Fishing Boats
  • Flats Boats

Included Accessories

  • Fuel Line Assembly
  • Owner’s Manual
  • Tool Kit
  • Propeller-wrench

For more information or to locate an authorized dealer, visit Mercury Marine’s Official Website or contact customer service.

Disclaimer

Product specifications are subject to change without notice. Please consult your local dealer for the most up-to-date information and available features.


This product specification listing is intended to provide detailed and accurate information about the MERCURY 175HP PRO XS OPTIMAX marine engine to help you make an informed purchasing decision.

Specifications

Power 175 HP (130.5 kW)
Cylinders Arrangement/Number V-6
Bore 89 mm (3.5 in)
Stroke 67 mm (2.64 in)
Weight 195 kg (429.9 lb)
Displacement 2,507 cm3 (2.51 L, 152.99 in3)
Rated Speed 5,500 r/min
Powerkw 129 kW (172.99 HP)
Displacementin3 153 in3 (2,507.22 cm3)
Weightlb 431 lb (195.5 kg)
Borein 3.5 in (88.9 mm)
Strokein 2.65 in (67.31 mm)