37765461 Aftermarket Perkins 4.236/M90 Lowline Cast 316 Stainless Steel Mixing Elbow P4236L | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Perkins 4.236/M90 Lowline Cast 316 Stainless Steel Mixing Elbow P4236L - Part Number: 37765461

A cast AISI 316 stainless-steel lowline mixing elbow for later Perkins 4.236 and M90 marine engines. The kit includes the elbow, flange gasket, bronze blanking plug and water-inlet hose barb.

⚙️ Key Features

• Late 4.236 / M90 lowline geometry

• Cast AISI 316 stainless construction

• 76mm wet-exhaust outlet

• Approximately 28.5mm water inlet

• Supplied as a complete installation package

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• HDI P4236L → Replaces Perkins 37765461

OEM / Related Numbers:

• 37765461

• HDI P4236L

Aftermarket / Verified Equivalents:

• HDI Marine: P4236L

Included Components:

• Mixing elbow - Part Number: HDI P4236L / Perkins 37765461 replacement

• Flange gasket - supplied with P4236L

• Bronze blanking plug - supplied with P4236L

• Bronze cooling-water hose barb - supplied with P4236L

🚤 Compatibility

Commonly used on:

• Perkins 4.236 and M90 lowline wet-exhaust systems

Typically suits:

• Engine models:

• Perkins 4.236 late lowline marine

• Perkins M90 lowline marine

• Exhaust Outlet: approximately 76mm

• Cooling-Water Inlet: approximately 28.5mm

• Material: cast AISI 316 stainless steel

🔌 Function

The elbow turns exhaust leaving the lowline manifold and injects seawater before discharge.

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