6Y5-83660-11-00 Yamaha Water Pressure Gauge | Genuine Used Part

🔧 Product Description

Genuine Yamaha Pro Series Water Pressure Gauge - Part Number: 6Y5-83660-11-00

A genuine Yamaha analogue cooling-water pressure gauge for outboard engine installations.

The backlit 2-inch instrument monitors cooling-system pressure in PSI and can provide an early indication of a blocked water intake, worn water-pump impeller or reduced cooling flow. It requires the correct Yamaha pressure sender.

⚙️ Key Features

• Genuine Yamaha Pro Series water-pressure gauge
• Current part number 6Y5-83660-11-00
• Compact 2-inch backlit instrument
• Cooling-water pressure display in PSI
• Designed for Yamaha pressure sender 688-83667-01-00
• 12V marine dashboard operation

🚤 Compatibility

Commonly used on

• Yamaha outboards fitted with a water-pressure sender
• High-performance, commercial and offshore installations where cooling pressure is monitored
• Yamaha Pro Series instrument panels
• Electrical System: 12V DC
• Sender Requirement: Yamaha 688-83667-01-00 or verified equivalent
• Fitment Requirement: Confirm sender, hose and water-jacket fitting

🔌 Function

The pressure sender or pressure system measures water pressure in the engine cooling circuit and transmits the information to the dashboard gauge.

⚠️ Common Signs of Failure

• Gauge remains at zero with the engine running
• Reading falls because the water pickup or impeller is restricted
• Gauge fluctuates because the hose or sender connection leaks
• Sender tests correctly but the gauge remains inaccurate
• Lens or illumination has failed

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 6Y5-83660-11-00 → Supersedes 6Y5-83660-10-00
• 6Y5-83660-11-00 → Supersedes 6Y5-83660-00-00
• 6Y5-83660-11-00 → Supersedes 688-83661-00-00

OEM / Related Numbers

• 6Y5-83660-11-00
• 6Y5-83660-10-00
• 6Y5-83660-00-00
• 688-83661-00-00
• 688-83667-01-00 required pressure sender
• Related pressure hose and engine water-jacket fitting

Aftermarket / Verified Equivalents

• Yamaha 6Y5-83660-11-00
• Yamaha Pro Series II water-pressure gauge with the correct sender
• Sierra / Teleflex water-pressure gauge kit
• Faria or VDO mechanical or electric water-pressure gauges, requiring their matching installation system

📦 Condition

• Genuine used part
• Removed from operating dashboard where applicable
• In good working condition unless otherwise stated
• Sender, hose and fittings are not included unless specifically stated