Alrighty, I was able to track down the Cummins Fuel Manager Head part number and price, $126.08 as quoted by a service rep at
http://www.cumminsfiltration.com
The Fleetguard part number is
FS19586. Here's the info:
Part: FS19586
Manufacturer: FLEETGUARD
Part Type: FWS HOUSING
Inlet Connection: M12 X 1.5-6H
Outlet Connection: M12 X 1.5-6H
Length: 150.49 mm (5.925 in)
Overall Height: 231.65 mm (9.12 in)
WIF Sensor: YES
Width: 156.49 mm (6.161 in)
Additional Information:
CUMMINS 3937718 CUMMINS 3949344
Uses service part
3900349S Thermostat - 12V includes 2 self tap screws
3923831S Drain Valve
3925469S O-ring, cold weather version (withstand -40 degree F)
3926756S Water In Fuel Sensor
3926757S 12V Heater (300 Watt)
3926758S Lid Assembly
3926759S Valve, Shutoff Includes 2 O-rings & 4 Screws
3928814S Kit, Filter Housing
3928815S Complete O-Ring Set
Replaces
FS1263
Housing used with
FS1268 Replacement Cartridge
FS19579 Replacement Cartridge
Here's some other options i found:
Part: FS1269
Manufacturer: FLEETGUARD
Part Type: FWS HOUSING
Inlet Connection: M12 X 1.5-6H INT
Outlet Connection: M12 X 1.5-6H INT
Length: 138 mm (5.433 in)
Overall Height: 190.42 mm (7.497 in)
Pressure Diagnosis Port: YES
WIF Sensor: YES
Width: 146.25 mm (5.758 in)
Additional Information:
CUMMINS 3945134
Uses service part
3900349S Thermostat - 12V includes 2 self tap screws
3900788S Cover Plate & Screws for No Heater
3905594S Optional 24V heater
3905595S Optional 24V connector w/2 self tapping screws
3925469S O-ring, cold weather version (withstand -40 degree F)
3926755S Complete O'Ring Set
3926756S Water-In-Fuel Sensor
3926757S 12V Heater (300 Watt)
3926758S Lid Assembly
3926759S Valve, Shutoff Includes 2 O-rings & 4 Screws
3928814S Kit, Filter Housing
3928815S Complete O'Ring set
FS19579 Replacement Cartridge
Replaces
FS1257
Housing used with
FS1261
FS1268
FS19855
Product Comment
Top load FWS w/o heater
Part: FS1258
Manufacturer: FLEETGUARD
Part Type: FWS HOUSING
Inlet Connection: M12 X 1.5-6H
Outlet Connection: M12 X 1.5-6H
Length: 138 mm (5.433 in)
Overall Height: 190.42 mm (7.497 in)
Pressure Diagnosis Port: YES
WIF Sensor: YES
Width: 161.06 mm (6.341 in)
Additional Information:
CUMMINS 3942961
Uses service part
3900349S Thermostat - 12V includes 2 self tap screws
3900788S Cover Plate & Screws for No Heater
3905595S Optional 24V connector w/2 self tapping screws
3925469S O-ring, cold weather version (withstand -40 degree F)
3926755S Complete O'Ring Set
3926756S Water-In-Fuel Sensor
3926757S 12V Heater (300 Watt)
3926758S Lid Assembly
3926759S Valve, Shutoff Includes 2 O-rings & 4 Screws
3928814S Kit, Filter Housing
FS19579 Replacement Cartridge
Housing used with
FS1261 Replacement Element
FS1268
Product Comment
Top load FWS w/ 12volt heater (black); 24volt (blue)
Part: FS1259
Manufacturer: FLEETGUARD
Part Type: FWS HOUSING
Inlet Connection: M12 X 1.5-6H
Outlet Connection: M12 X 1.5-6H
Length: 138 mm (5.433 in)
Overall Height: 190.42 mm (7.497 in)
Pressure Diagnosis Port: YES
WIF Sensor: YES
Width: 161.06 mm (6.341 in)
Additional Information:
CUMMINS 3943908
Uses service part
3926756S Water-In-Fuel Sensor
3926758S Lid Assembly
3926759S Valve, Shutoff Includes 2 O-rings & 4 Screws
FS19579 Replacement Cartridge
Housing used with
FS1261 Replacement Element
FS1268
Product Comment
Top Load Fuel w/ 24volt heater
Enjoy!