119175-13301 Aftermarket Yanmar Stainless Steel Exhaust Riser HDI HOT4 | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Yanmar Stainless Steel Exhaust Riser HDI HOT4 - Part Number: 119175-13301

A fabricated stainless-steel dry exhaust riser replacing Yanmar 119175-13301 on 4LHA Z-series engines. It is the dry-bend component used in HOT4KIT4 ahead of the removable VB wet mixing elbow.

⚙️ Key Features

• Fabricated stainless-steel dry riser

• Replaces Yanmar 119175-13301

• For 4LHA Z-series engines

• Includes two exhaust gaskets

• Used with VBC clamp and VB mixer

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• HOT4 → Replaces Yanmar 119175-13301

OEM / Related Numbers:

• 119175-13301

• HOT4

• HOT4KIT4

• 119773-13250

• 119773-13300

• 119773-13501

Aftermarket / Verified Equivalents:

• HDI Marine: HOT4

Included Components:

• Dry exhaust riser - Part Number: 119175-13301 replacement

• 2 × exhaust gaskets - Part Number: 119773-13250

🚤 Compatibility

Commonly used on:

• Yanmar 4LHA Z-drive dry-exhaust systems

Typically suits:

• Engine models:

• Yanmar 4LHA-STZE

• Yanmar 4LHA-STZP

• Yanmar 4LHA-DTZE

• Yanmar 4LHA-DTZEP

• Yanmar 4LHA-HTZE

• Yanmar 4LHA-HTZEP

• Flange Diameter: approximately 89mm

• Internal Bore: approximately 67mm

• Construction: fabricated stainless steel

🔌 Function

The riser carries dry exhaust away from the turbocharger and positions the removable wet mixing elbow at the correct height.

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