MRC359301 Aftermarket Kohler 4-7.3EF/ECD/EFCD Heat Exchanger | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Kohler 4-7.3EF/ECD/EFCD Heat Exchanger - Replacement Part Number: MRC359301

Heat exchanger for compact Kohler petrol marine generator sets.

⚙️ Key Features

• Marine-grade shell-and-tube heat exchanger

• Designed as a direct replacement for the listed reference numbers

• Helps maintain stable operating temperature under sustained marine load

• Marine connection sizes and mounting points must match the original assembly

• Suitable for professional marine cooling-system service and replacement

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• MRC359301 (aftermarket reference)

OEM / Related Numbers:

• 359301

• MRC359301

Aftermarket / Verified Equivalents:

• Mr Cool: MRC359301

🚤 Compatibility

Commonly used on:

• Marine-grade shell-and-tube heat exchanger systems

Typically suits:

• Engine models:

• Kohler 5E / 4EF

• 7.3E / 6EF

• 5ECD / 4EFCD Low CO

• 7.3ECD / 6EFCD Low CO

• Generator Output: approximately 4-7.3kW depending on frequency and model

🔌 Function

The heat exchanger keeps closed-loop coolant separate from seawater while transferring heat through the tube stack.

Common signs of failure:

• Engine or generator temperature rises above normal under load

• Coolant loss or seawater leakage around the exchanger

• Restricted seawater flow from scale, debris or damaged tubes

• Coolant contamination caused by an internal tube failure

• Corroded end covers, tube stack or sacrificial anode

📦 Condition

• Brand new aftermarket replacement part

• New and unused

• Supplied in manufacturer or equivalent protective packaging