NO guess work! No cutting, no worries. For upgrading your charging system to more commonly used internally regulated alternators used from 75 to 85 Includes instructions.
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Ground wire for voltage regulators mounted with original rubber well nuts (75-11530) We stock only Factory-Fit wiring harnesses for your Firebird. American made by M. Parker Autoworks, Inc. to exact factory specifications. Original new GM…
Converts an original GM externally regulated alternator to internal "SI" alternator. This is a plug-in conversion that can be used with 1985 and earlier "SI" series alternators.…