2716160004 Mercury MerCruiser 16160004 Gasket | Genuine Quicksilver OEM Part

🔧 Product Description

Genuine Quicksilver Water Pump Guide Plate Gasket - Part Number: 27-16160004

A genuine Quicksilver water pump guide plate gasket used on selected small Mercury and Mariner 4HP, 5HP and 6HP outboard gear housing assemblies. This gasket seals the water pump guide plate / outer plate area in the lower unit and replaces the earlier Mercury 16160 gasket reference.

⚙️ Key Features

• Genuine Quicksilver OEM water pump gasket

• Correct Mercury part number 27-16160004

• Water pump guide plate / base gasket

• Replaces earlier Mercury 16160 gasket reference

• Used on selected Mercury / Mariner 4HP, 5HP and 6HP 2-stroke and 4-stroke outboards

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 27-16160004 → Supersedes 27-16160

• 16160 earlier OEM gasket reference

OEM / Related Numbers:

• 27-16160004

• 16160004

• 2716160004

• 27-16160

• 16160

• 16159 related water pump guide plate

• 27-8M0155369 related water pump gasket

• 27-16164003 related gear housing gasket

• 47-8M0204676 related impeller

• 46-16156 related upper water pump housing

• 16157 related water pump liner

Aftermarket / Verified Equivalents:

• Marine Spare Parts / aftermarket equivalent: Mercury / Parsun lower gasket, outer plate 4HP / 5HP 2-stroke and 4HP / 5HP / 6HP 1-cylinder 4-stroke applications

• Tohatsu / Nissan related cross-reference: 369650290 where specified

🚤 Compatibility

Commonly used on:

• Mercury / Mariner small outboard water pump guide plate and lower gear housing assemblies

Typically suits:

• Engine models:

• Mercury 4HP 2-stroke - serial 0G710613 to 0T894438

• Mercury 4HP 2-stroke - serial 0P017000 to 0P400999

• Mercury 4HP 2-stroke - serial 0T894439 and up

• Mercury 4HP 2-stroke - serial 0P401000 and up

• Mercury 4HP 4-stroke - serial 0R067090 to 0R411837

• Mercury 4HP 4-stroke - serial 0P401000 to 0R411837

• Mercury 4HP 4-stroke - serial 0R411838 and up

• Mercury 4HP Carb 4-stroke - serial 0R067090 to 0R411837

• Mercury 4HP Carb 4-stroke - serial 0P401000 to 0R411837

• Mercury 5HP 2-stroke - serial 0G710613 to 0T894438

• Mercury 5HP 2-stroke - serial 0P017000 to 0P400999

• Mercury 5HP 2-stroke - serial 0T894439 and up

• Mercury 5HP 2-stroke - serial 0P401000 and up

• Mercury 5HP Carb 4-stroke - serial 0R067090 to 0R411837

• Mercury 5HP Carb 4-stroke - serial 0P401000 to 0R411837

• Mercury 6HP Carb 4-stroke - serial 0R067090 to 0R411837

• Mercury 6HP Carb 4-stroke - serial 0P401000 to 0R411837

• Mercury / Mariner 4HP / 5HP 2-stroke lower water pump guide plate applications where 27-16160004 is specified

• Mercury / Mariner 4HP / 5HP / 6HP 1-cylinder 4-stroke water pump guide plate applications where 27-16160004 is specified

• HP Range: 4HP - 6HP

• Engine Type: Mercury / Mariner small 2-stroke and 1-cylinder 4-stroke outboard

• System Type: Lower-unit water pump guide plate gasket

🔌 Function

The gasket seals the water pump guide plate / outer plate surface so the small outboard water pump can draw and pressurise cooling water correctly through the lower unit.

Common signs of failure:

• Weak cooling water flow

• Engine overheating after impeller service

• Water pump pressure loss

• Gasket torn or missing during pump rebuild

• Poor seal around water pump guide plate

📦 Condition

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging