New Engine Oil Cooler Groups Are Used on Certain 3500 Marine Engines {1378}
- Engine
- 3508 (S/N: 96Y1-UP)
- 3508B (S/N: S2E1-UP)
- 3508C (S/N: TTA1-UP; PXB1-UP; TTB1-UP)
- 3512 (S/N: 50Y1-UP)
- 3512B (S/N: S2H1-UP; S2J1-UP; S2L1-UP; 8EM1-UP)
- 3516 (S/N: 29Z1-UP)
- 3516B (S/N: S2S1-UP; S2Z1-UP)
- 3508B (S/N: S2E1-UP)
Description Of Change: The new engine oil cooler groups have a high copper/nickel content to eliminate engine oil coking.
Adaptable To: The new engine oil cooler groups replace the former cooler groups and are adaptable back to first production on the serial numbers listed above. Refer to Table 1 for a list of the new and former oil cooler groups.
Show/hide table
| New Group Part Number | New Core Part Number | Former Group Part Number | Former Core Part Number |
|---|---|---|---|
Show/hide table
| Effective Serial Numbers |
| S/N:96Y02175-UP |
| S/N:S2E00855-UP |
| S/N:PXB00002-UP |
| S/N:TTA00278-UP |
| S/N:TTB00604-UP |
| S/N:50Y01913-UP |
| S/N:8EM00562-UP |
| S/N:S2H00710-UP |
| S/N:S2J00799-UP |
| S/N:S2L00993-UP |
| S/N:29Z01699-UP |
| S/N:S2S00495-UP |
| S/N:S2Z00441-UP |
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