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728390-44500 Marine
EXCHANGER ASSY, HEAT
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Fitted to
Engines, drives and generators whose parts catalogue lists this part. Open any for its exploded parts list.
EnginesSupersession
Superseded by
| Part No. | Description | Code | Applies |
|---|---|---|---|
| 128390-44900 | EXCHANGER ASSY, HEAT | N | E=E11046 |
OEM interchange
Other OEM part numbers for the same part — order from any of these makers or their dealers.
Aftermarket equivalents cross-ref
Third-party equivalents (Jabsco, Sierra, WIX, Mann…) — not OEM; verify before ordering. Usually cheaper than the marine dealer.
| Equivalent P/N | Brand | Description | Source | Confidence | Shop |
|---|---|---|---|---|---|
| MRC3GM enhanced | Mrcool | Heat exchanger 3GM30 series enhanced - MrCool SKU named after engine; maps to 3GM30 EXCHANGER ASSY HEAT | mrcool.us | likely |
Used in 3 places
Every catalog figure this part is placed in, the model(s) it applies to, and its reference/level/quantity.
| Model(s) | Catalog | Figure | Page | Ref | Lev | Qty | |
|---|---|---|---|---|---|---|---|
| 1GM | 1GM 2GM 3GM 3HM Parts Catalog | Fig 28. COOLING FRESH WATER COOLER | 39 | 2 | 1 | 1 | |
| 1GM | 1GM 2GM 3GM 3HM Parts Catalog | Fig 75. COOLING FRESH WATER PUMP | 89 | 2 | 1 | 1 | |
| 3GM30F | 3GM30 Parts Catalog | Fig 35. COOLING FRESH WATER COOLER | 44 | 1 | 1 | 1 |