Description
108790X - BX-2150 CUMMINS COMPRESSOR
PART NUMBER(S):
Fleet Products: 108790X (Remanufactured) | OE: 104102, 109079, KNT86230, 108788, 108789, 108790, 109045, 065375, 109045, 108788, 108789, 109045X, | FORD: F3HT-2875-EB
DESCRIPTION:
Model: BX-2150 Cummins
Vehicles: Cummins B Series (e.g., B5.9), turbocharged heavy trucks, 18 wheelers
• Cooling: Water-cooled head, air-cooled crankcase
• Air Inlet: Right (viewed from rear)
• Air Outlet: Front-threaded discharge (rotatable positions)
• Mounting: Flange mount, tapered shaft
• Drive Type: Engine driven, geared pulley
• Cylinders: 1
• Weight: 33 lb
• Bore x Stroke: 3.375 in x 1.468 in
• Displ @1250 RPM: 9.5 CFM
• Max RPM: 3000 (2200 turbo)
• HP @1250 RPM /120 PSIG: 1.7 HP
• Coolant Flow (water-cooled): 2.5 gpm @max / 0.5 gpm @min
• Max Boost (turbo): 15 PSIG
• Max Temps: 250°F inlet / 400°F discharge
• Unload Pressure: 60 PSIG NA / 85 PSIG turbo
• Oil Pressure: 5 PSIG idle / 15 PSIG running
• Discharge Line: 1/2 in ID
• Coolant Line: 3/8 in ID
• Oil Supply: 3/16 in ID
• Oil Return: 1/2 in ID
• Air Inlet: 5/8 in ID
• Unloader Line: 3/16 in ID
Applications:
Used in air brake systems on Cummins B Series platforms. Ideal for vehicles requiring right-side intake, threaded front discharge, and OEM-compliant mounting with BX-2150 specifications.
CROSS-REFERENCE(S):
108790, 104102, 109079, KNT86230, KNT86230X, E-BN104102X, BX104102, 109079X
A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Port orientation is always viewed from rear
✔ Cylinder head can be rotated in 4 positions; extra gasket required if rotated
✔ Installation torque: 80–100 ft-lbs (typical for BX-2150 series)
✔ Includes BN144Z gasket kit and hardware
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
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Warranty Information
