6E7-11111-01 Yamaha Cylinder Head | Genuine OEM Yamaha Outboard Part

🔧 Product Description

Genuine Yamaha Two-Stroke Cylinder Head - Part Number: 6E7-11111-01

A genuine Yamaha cylinder head for selected 9.9HP, 13.5HP and 15HP two-cylinder two-stroke outboards.

The cylinder head closes the upper end of the cylinder block, forms the combustion chambers and carries the spark-plug threads and cooling-water passages.

⚙️ Key Features

• Genuine Yamaha OEM cylinder head
• Correct Yamaha part number 6E7-11111-01
• Two-cylinder two-stroke combustion-chamber design
• Precision-machined head and gasket surfaces
• Aftermarket complete cylinder-head castings available

🚤 Compatibility

Commonly used on

• Yamaha small two-cylinder two-stroke powerheads
• Cylinder-head repair following overheating, corrosion or thread damage

Typically suits

• Engine models:
• Yamaha 9.9F two-stroke
• Yamaha 9.9FMH
• Yamaha 9.9FWH
• Yamaha 13.5A two-stroke
• Yamaha 15F two-stroke
• Yamaha 15FMH
• Yamaha 15FWH
• Yamaha E9.9D and corresponding 9.9HP commercial applications using the 6E7 cylinder block
• Yamaha 15D-family applications whose cylinder diagram specifies 6E7-11111-01
• HP Range: 9.9HP - 15HP
• Engine Type: Yamaha two-cylinder carburetted two-stroke outboard
• Year Range: Approximately 1990s-2000s, dependent on market and production code

🔌 Function

The cylinder head forms the combustion chamber, seals compression above the pistons and routes cooling water around the combustion areas.

⚠️ Common Signs of Failure

• Low compression in one or both cylinders
• Cooling water enters the combustion chamber
• Head surface is warped following overheating
• Spark-plug threads are stripped or cracked
• Heavy internal corrosion around cooling passages

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 6E7-11111-01 current OEM cylinder-head reference
• 6E7-11111-01-1S current finish / service reference where specified
• 6E7-11111-00-94 earlier related cylinder-head reference

OEM / Related Numbers

• 6E7-11111-01
• 6E7-11111-01-00
• 6E7-11111-01-1S
• 6E7-11111-00-94
• 6E7-11181 related cylinder-head gasket reference

Aftermarket / Verified Equivalents

• ITACO: 6E7-11111-01 replacement cylinder head
• Aftermarket complete head: 6E7-11111-01
• Aftermarket casting reference: 6E7-11111-00-94

📦 Condition

• Genuine Yamaha part
• Brand new
• Supplied in original or equivalent packaging