Stainless Braided Hose Kit – for Caterpillar C15 ACERT Engines with BA921 Air Compressor – Standard (Mid-Block) or High (Cylinder Head) Mount.
This stainless braided hose kit replaces the factory rubber hoses on Caterpillar C15 ACERT engines equipped with a BA921 air compressor. Available in two configurations based on secondary fuel filter location: **Standard Mount** (mid-block mounted fuel filter base) and **High Mount** (cylinder head mounted fuel filter base). The kit includes all necessary coolant, air intake, fuel supply/return, and oil pressure lines with stainless steel fittings for improved durability, temperature resistance, and reliability.
Standard Mount (Mid-Block) Kit Includes:
- (1) Coolant Supply Line (Engine Block to Air Compressor)
- (1) Air Intake Line (Cylinder Head to Air Inlet Check Valve)
- (1) Air Intake Line (Expansion Chamber to Compressor)
- (1) Fuel Supply Line (Fuel Filter to Manifold)
- (1) Fuel Return Line (Back of Cylinder Head to Fuel Filter Base)
- (1) Oil Pressure Supply Line (Engine Block to Air Compressor)
- (1) Stainless Steel Fitting (5/8" Male JIC x 1/2" Male ORB, 90 Degree)
- (1) Stainless Steel Fitting (5/8" Male JIC x 3/4" Male ORB, 90 Degree)
- (1) Steel Fitting (1" Male JIC x 7/8" Male ORB, 90 Degree)
- (1) Steel Fitting (1" Male JIC x 3/4" Male ORB, 45 Degree)
High Mount (Cylinder Head) Kit Includes:
- (1) Coolant Supply Line (Engine Block to Air Compressor)
- (1) Air Intake Line (Cylinder Head to Air Inlet Check Valve)
- (1) Air Intake Line (Expansion Chamber to Compressor)
- (1) Fuel Supply Line (Fuel Filter to Manifold)
- (1) Fuel Return Line (Back of Cylinder Head to Fuel Filter Base)
- (1) Oil Pressure Supply Line (Engine Block to Air Compressor)
- (1) Stainless Steel Fitting (5/8" Male JIC x 1/2" Male ORB, 90 Degree)
- (1) Stainless Steel Fitting (5/8" Male JIC x 3/4" Male ORB, 90 Degree)
- (1) Stainless Steel Fitting (3/8" Male JIC x 1/4" Male ORB, 90 Degree)
- (1) Steel Fitting (1" Male JIC x 7/8" Male ORB, 90 Degree)
- (1) Steel Fitting (1" Male JIC x 3/4" Male ORB, 45 Degree)
Compatibility:
- Caterpillar C15 ACERT engines with BA921 air compressor
- Standard Mount (mid-block fuel filter base) or High Mount (cylinder head fuel filter base)
Important Notes:
- Select Standard Mount (mid-block fuel filter location) or High Mount (cylinder head fuel filter location) when ordering.
- Contact Kustom Truck with your engine serial number to confirm exact compatibility.
Key Specifications:
- Stainless steel braided hoses with stainless steel fittings
- High temperature and pressure resistance
- Mirror-polished finish for enhanced engine bay appearance
