3Z5-72640-1 Tohatsu Tacho | Genuine Used Part

🔧 Product Description

Genuine Tohatsu TLDI Tachometer with Oil Warning Lamp - Part Number: 3Z5-72640-1

A genuine used Tohatsu tachometer for selected TLDI direct-injection outboard motors.

The gauge displays engine speed and incorporates the oil-warning indicator required by the TLDI instrument system. It is intended for EP remote-control rigging and should be used with the matching Tohatsu meter lead and warning wiring.

⚙️ Key Features

• Genuine used Tohatsu tachometer
• Correct OEM part number 3Z5-72640-1
• Integrated oil-warning lamp
• Designed for TLDI direct-injection outboards
• Compatible with selected EP remote-control installations

🚤 Compatibility

Commonly used on

• Tohatsu and Nissan TLDI direct-injection outboards
• EP remote-control gauge packages

Typically suits

• Tohatsu MD40B2
• Tohatsu MD50B2
• Tohatsu MD70B
• Tohatsu MD90C2
• Corresponding Nissan Marine TLDI models
• Approximately 40HP-90HP TLDI installations whose rigging diagram specifies 3Z5-72640-1

🔌 Function

The tachometer displays engine RPM from the TLDI control or charging-system signal, while the integrated lamp provides an oil-system warning.

⚠️ Common Signs of Failure

• Tachometer remains at zero
• RPM reading is unstable
• Oil-warning lamp does not illuminate during testing
• Warning lamp remains on
• Meter lead is damaged
• Gauge loses operation when the harness moves
• Terminals are corroded

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3Z5-72640-1 → Supersedes 3T5-72640-0
• 3T5-72640-0 earlier TLDI tachometer reference

OEM / Related Numbers

• 3Z5-72640-1
• 3Z5726401M
• 3T5-72640-0
• 3T5726400M
• 3T5-72537-1 related eight-metre meter lead
• 3T5-72537-0 related meter lead
• 3B7-72661-0 fitting plate
• 3B7-72658-0 related oil-warning lamp component
• 930203-0500 mounting nut
• 941303-0500 spring washer

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

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