B&C BC704-H Inverted Oil Pickup 4-Cylinder Lyc

The B&C Specialty Products BC704-H, also identified as VAC-2/4, is an inverted oil pickup and vacuum pump pad adapter intended by the manufacturer for 4-cylinder Lycoming applications in the Homebuilt category.

Precision CNC-machined from solid billet aluminium, the unit replaces the Lycoming vacuum pump pad adapter while providing an inverted oil pickup provision. The vacuum pump pad may also be used with compatible spline-driven accessory installations where applicable.

• Manufacturer part number: BC704-H
• Also identified as: VAC-2/4
• For 4-cylinder Lycoming applications, per manufacturer designation
• Combines a vacuum pump pad adapter with inverted oil pickup provision
• Supplied with installed oil seal, gaskets and MS20822-10D 90-degree fitting
• Uses the existing standard Lycoming vacuum pump gear and thrust washer; gear and washer are not included

Refer to the manufacturer’s VAC-2 quick facts, connection diagram and installation instructions for installation and configuration details. Installation should be performed in accordance with the applicable engine and aircraft maintenance data.