Billet Specialties Billet Vacuum Advance Cover
3.75" ID x 1.325" Long - Polished
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Billet Specialties Vacuum Advance Cover fits right over the unit and hides the unsightly vacuum diaphragm.
- Installs in minutes with a dab of silicone
- Precision machined from 6061-T6 billet aluminium
- Industry leading mirror finish polish
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