Crane Cams Adjustable Vacuum Advance Kit features a Crane Cams 99601-1 adjustable vacuum advance kit.
- Includes vacuum canister, vacuum diaphragm, weight spring and Allen wrench
- Permits you to run the maximum ignition advance throughout the RPM range
- Quickly compensate for changes in fuel quality and altitude
- Single spring
- Comes with complete instruction for easy installation and operation
- Includes vacuum canister, vacuum diaphragm, weight spring and Allen wrench
- Permits you to run the maximum ignition advance throughout the RPM range
- Quickly compensate for changes in fuel quality and altitude
- Single spring
- Comes with complete instruction for easy installation and operation
