HOT2KIT Aftermarket Yanmar 4LHA Gearbox-Application Exhaust Mixing Kit | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Yanmar 4LHA Gearbox-Application Exhaust Mixing Kit - Part Number: HOT2KIT

A complete AISI 316 stainless-steel exhaust kit for Yanmar 4LHA gearbox applications. It combines the HOT2 dry riser, removable VB wet mixer, V-band clamps and turbo gaskets into a matched service package.

⚙️ Key Features

• Complete 4LHA gearbox exhaust package

• Includes dry riser, wet mixer, clamps and gaskets

• Replaces 119175-13200 and 119773-13500/13501

• Removable mixer simplifies cleaning

• AISI 316 stainless-steel wet component

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• HOT2 → Replaces Yanmar 119175-13200

• VB → Replaces 119773-13500 / 119773-13501 / 119773-13510

• VBC → Replaces 119773-13300

OEM / Related Numbers:

• HOT2KIT

• 119175-13200

• 119773-13500

• 119773-13501

• 119773-13510

• 119773-13300

• 119773-13250

Aftermarket / Verified Equivalents:

• HDI Marine: HOT2KIT

Included Components:

• Dry exhaust riser - Part Number: 119175-13200 / HDI HOT2

• Mixing elbow - Part Number: 119773-13500 or 119773-13501 / HDI VB

• 2 × V-band clamps - Part Number: 119773-13300 / HDI VBC

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

🚤 Compatibility

Commonly used on:

• Yanmar 4LHA gearbox dry-riser and wet-mixer systems

Typically suits:

• Engine models:

• Yanmar 4LHA-DTE

• Yanmar 4LHA-DTP

• Yanmar 4LHA-HTE

• Yanmar 4LHA-HTP

• Yanmar 4LHA-STE

• Yanmar 4LHA-STP

• Yanmar 4LHA-STP2

• Dry-Riser Flange: approximately 89mm

• Dry-Riser Bore: approximately 67mm

• Mixer Outlet: 4 in

🔌 Function

The kit raises dry turbo exhaust, then injects cooling water in the removable mixer before discharge.

Common signs of failure:

• Exhaust-gas or cooling-water leakage after assembly

• Restricted exhaust flow or excessive back-pressure

• Insufficient cooling-water injection into the wet exhaust

• Corrosion or pitting at the mating flanges

• Incorrect alignment, clamp engagement or gasket compression

📦 Condition

• Brand new aftermarket replacement part

• New and unused

• Supplied in manufacturer or equivalent protective packaging