0175310 OMC Speedometer | Genuine Used Part

🔧 Product Description

Genuine OMC Tech Series 30 MPH / KPH Speedometer - Part Number: 0175310

A genuine OMC Tech Series mechanical pitot speedometer with a 30 MPH primary range and corresponding metric markings.

The gauge measures water pressure from a pitot pickup or compatible gearcase passage. Part number 0175310 was later replaced by 50 MPH speedometer 0174818.

⚙️ Key Features

• Genuine OMC Tech Series speedometer
• Correct part number 0175310
• 30 MPH / KPH display
• Mechanical pitot-pressure operation
• Superseded by 0174818

🚤 Compatibility

Commonly used on

• OMC outboard and sterndrive dashboards
• Lower-speed boats using a 30 MPH pitot speedometer

Typically suits

• 1992 OMC Sterndrive flush-mount speedometer kits
• 1993 and 1994 Johnson / Evinrude instrument kits
• Later OMC rigging catalogues retaining the 0175310 reference
• Dashboards using speedometer hose 0121829 or an equivalent pressure line
• Gauge Range: 0-30 MPH with metric markings
• Input Type: Mechanical water pressure
• Year Range: Approximately early 1990s onward

🔌 Function

The speedometer converts pitot water pressure into a mechanical speed reading without requiring an electronic speed sensor.

⚠️ Common Signs of Failure

• Needle remains at zero
• Pitot opening is blocked by sand or marine growth
• Hose is split, kinked or disconnected
• Gauge reading fluctuates
• Water enters the gauge case
• Internal diaphragm becomes damaged

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 0174818 → Supersedes 0175310
• 0175310 original 30 MPH / KPH Tech Series speedometer
• 0174818 later 50 MPH Tech Series service replacement

OEM / Related Numbers

• 0175310
• 175310
• 0174818
• 174818
• 0121829 related 23-foot speedometer hose
• 0120001 related hose clamp
• Related pitot pickup and mounting bracket
• Related gauge bulb and socket

Aftermarket / Verified Equivalents

• Faria Beede low-range pitot speedometer - functional replacement
• Sierra / Teleflex 30-35 MPH mechanical pitot speedometer - functional replacement
• Exact OMC dial graphics are not reproduced by current aftermarket gauges

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated