119171-13490 Aftermarket Yanmar 4LH Cast 316 Stainless Steel Exhaust Mixing Elbow | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Yanmar 4LH Cast 316 Stainless Steel Exhaust Mixing Elbow - Part Number: 119171-13490

A cast AISI 316 stainless-steel 3.5-inch mixing elbow replacing Yanmar 119171-13490 on 4LH-TE and 4LH-HTE engines. It is the straight 3B3.5 configuration and includes gasket 119171-13510.

⚙️ Key Features

• Cast AISI 316 stainless-steel construction

• Replaces Yanmar 119171-13490

• For 4LH-TE and 4LH-HTE

• Includes gasket 119171-13510

• 32mm water inlet and 89mm exhaust outlet

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 3B3.5 → Replaces Yanmar 119171-13490

OEM / Related Numbers:

• 119171-13490

• 119171-13510

• HDI 3B3.5

Aftermarket / Verified Equivalents:

• HDI Marine: 3B3.5

• Recmar: MAR119171-13490INOX

Included Components:

• Mixing elbow - Part Number: 119171-13490 replacement

• Mounting gasket - Part Number: 119171-13510

🚤 Compatibility

Commonly used on:

• Yanmar 4LH 3.5-inch wet-exhaust systems

Typically suits:

• Engine models:

• Yanmar 4LH-TE

• Yanmar 4LH-HTE

• Material: cast AISI 316 stainless steel

• Water Inlet: 32mm

• Exhaust Outlet: 89mm / 3.5 in

🔌 Function

The elbow turns 4LH exhaust and introduces raw water before the wet exhaust hose.

Common signs of failure:

• External corrosion, cracking or pin-hole leakage

• Internal carbon, rust or salt restriction

• Cooling water entering the manifold, turbocharger or cylinders

• Steam, reduced cooling-water discharge or an abnormally hot exhaust hose

• Loss of power caused by excessive exhaust back-pressure

📦 Condition

• Brand new aftermarket replacement part

• New and unused

• Supplied in manufacturer or equivalent protective packaging