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728390-44500 Marine
EXCHANGER ASSY, HEAT
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Interchangeable OEM parts
Other part numbers in the same interchange cluster.
Aftermarket equivalents cross-ref
Different part numbers claimed interchangeable by third-party sources — not OEM, verify before ordering.
| Equivalent P/N | Brand | Description | Source | Confidence |
|---|---|---|---|---|
| MRC3GM enhanced | Mrcool | Heat exchanger 3GM30 series enhanced · MrCool SKU named after engine; maps to 3GM30 EXCHANGER ASSY HEAT | mrcool.us | likely |