Description
Fleetguard FS19513 spin-on fuel/water separator for Detroit Diesel Series 50 (8.5L) and Series 60 (11.1L, 12.7L, 14.0L) engines. StrataPore synthetic media at 20 micron, 97% efficiency (SAE J1905) and 95% free water separation. Direct upgrade for the legacy FF5207 / FS1213 with extended service life. Fleetguard is the OE filtration supplier for Detroit and most major truck OEMs.
Specifications
| Manufacturer | Fleetguard (Cummins Filtration) |
|---|---|
| Part Number | FS19513 |
| Part Type | Spin-On Fuel / Water Separator |
| Engine Compatibility | Detroit Series 50 (8.5L), Series 60 (11.1L / 12.7L / 14.0L) |
| Media | StrataPore synthetic |
| Micron Rating | 20 micron |
| Filtration Efficiency (SAE J1985) | 97% |
| Free Water Separation | 95% |
| Overall Height | 9.78 in (248.4 mm) |
| Outside Diameter | 3.67 in (93.2 mm) |
| Thread | 1–12 UNS-2B |
| Gasket OD | 3.49 in (88.7 mm) |
| Standpipe | No |
Cross References
This part replaces or is equivalent to the following part numbers:
- Fleetguard: FF5207, FS1213
- Detroit Diesel: 23535985, 23512317, 23530706
- GM / GMC: 23512317, 25010780, 25011910, 25011911, 25012919, 25165075
- Baldwin: BF5813, BF-1213
- Donaldson: P558010, FFP55-8010
- Wix: 33418
- Caterpillar: 3I1306, 2266564
- Luber-Finer: LFF8010
- NAPA: 3418
- Carquest: 86418
- Kenworth: KW1213
- Volvo: 8064271
- Prevost: 531407, 531390
Applications
This fuel/water separator fits Detroit Diesel Series 50 and Series 60 engines:
- Detroit Series 50 (8.5L) (1991–2003 medium-duty / motorcoach)
- Detroit Series 60 (11.1L, 12.7L, 14.0L) (1987–2007 on-highway)
Representative vehicles using these engines:
- Freightliner Cascadia, Century, Columbia, Classic, Coronado, FLD120, FLD132, FL60, FL70
- Kenworth T600, T660, T800, W900
- Peterbilt 379, 386, 387, 389
- International 9200, 9400, 9900
- Western Star 4900
- Volvo VN, VNL (with Detroit engines)
- GMC T6500, T7500 medium-duty
- Prevost and MCI motorcoaches
Verify your filter base thread (1–12 UNS-2B) and engine model before ordering — some Series 60 builds use the smaller FS1212.









