6E5-11111-10-1S 6E5-11191-01-1S Yamaha Cylinder Head & Cover | Genuine Used Part

🔧 Product Description

Genuine Yamaha 115HP Cylinder Head and Water-Jacket Cover Assembly - Part Numbers: 6E5-11111-10-1S & 6E5-11191-01-1S

A genuine used Yamaha cylinder head and matching outer cover for selected 115HP V4 two-stroke outboard motors.

The cylinder head forms the combustion chambers for one bank of two cylinders. The fitted outer cover seals the head cooling-water jacket and directs cooling water around the combustion chambers.

⚙️ Key Features

• Genuine used Yamaha 115HP cylinder head
• Includes cylinder-head cover 6E5-11191-01-1S
• Correct 115HP combustion-chamber configuration
• Fits either cylinder bank where specified by the engine diagram
• Original Yamaha cast-aluminium components

🚤 Compatibility

Commonly used on

• Yamaha 115HP V4 two-stroke outboards
• One complete cylinder-bank head and cooling-cover assembly

Typically suits

• Engine models:
• Yamaha 115ETJ
• Yamaha 115ETH
• Yamaha 115ETLH
• Yamaha 115ETXH
• Yamaha 115ETG
• Yamaha 115ETLG
• Yamaha 115CETO
• Yamaha 115BET
• Yamaha 115TLR
• Yamaha 115TLRV
• Yamaha 115TLRW
• Yamaha 115TLRY
• Yamaha 115TLRZ
• Yamaha 115TXRA
• Yamaha 115TLRB
• Yamaha S115 models using cylinder head 6E5-11111-10-1S
• HP Range: 115HP
• Engine Type: Yamaha carburetted V4 two-stroke outboard
• Year Range: Approximately 1986-2003

🔌 Function

The head seals the cylinder bores, forms the combustion chambers and carries the spark plugs. The outer cover seals the cooling jacket and allows water to circulate around the hottest areas of the cylinder head.

⚠️ Common Signs of Failure

• Low or uneven compression
• Head gasket combustion leakage
• Water leaks from the cover gasket
• Warped head mating surface
• Corroded cooling passages
• Cracked casting
• Damaged spark-plug threads
• Repeated overheating on one cylinder bank

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 6E5-11111-10-1S → Supersedes 6E5-11111-10-94
• 6E5-11191-01-1S → Supersedes 6E5-11191-01-9M

OEM / Related Numbers

• 6E5-11111-10-1S
• 6E511111101S
• 6E5-11111-10-94
• 6E5-11191-01-1S
• 6E511191011S
• 6E5-11191-01-9M
• 6E5-11181-A2 cylinder-head gasket
• 90119-08M07 cylinder-head bolt
• 90119-08MA8 related later cylinder-head bolt
• 6E5-11193-A1 cylinder-head cover gasket

Aftermarket / Verified Equivalents

• Recmar: REC6E5-11181-A2 - cylinder-head gasket
• Aftermarket Yamaha 115HP head-cover gasket
• No aftermarket equivalent for the complete cylinder head and cover assembly

📦 Condition

• Genuine used part
• Supplied with cylinder-head cover
• Removed from running engine where applicable
• In good working condition unless otherwise stated