- Use this style adapter if vehicle has alternator warning light.
- Adapter for the Conversion of SI to CS Series Alternators.
- Harness allows new style (CS Series) alternators to be used in older vehicle applications (SI Series).
- A rear support bracket is recommended on the CS alternator conversion if a rear support bracket was on the SI unit being converted.
- It is recommended that an SI to CS conversion having an warning light present use JT&T 2771F adapter (a voltage gauge package can be present, but must include a warning light). If no warning light is present, use JT&T 2770F adapter.
- Replaces GM 12083462, 88862298.
- Replaces AC/Delco 8077, PT2379.
? WARNING: Cancer and reproductive harm – www.p65warnings.ca.gov









