MSD 8463 Vacuum Advance Mechanism
- Replaced damaged or worn vacuum advance canisters
- Not for use on HEI pro billet and Street Fire HEI models
- Replacement vacuum advance mechanism for MSD distributor
- Not for use on part number 8365 and 8362
This is the replacement canister for MSD distributors equipped with vacuum advance (except the PN 8365 and PN 8362 HEI distributors).