Reference Details
- Availability
- optional · 1968 Chevrolet Impala SS427
- Category
- performance · 1968 Chevrolet Impala SS427
- Code
- M20/M21/M22 · 1968 Chevrolet Impala SS427
- Confidence
- reported · 1968 Chevrolet Impala SS427
- Notes
- Wide, close and heavy-duty four-speed paths are listed; exact unit requires transmission-code proof. · 1968 Chevrolet Impala SS427
- Availability
- optional · 1969 Chevrolet Impala SS427
- Category
- performance · 1969 Chevrolet Impala SS427
- Code
- M20/M21/M22 · 1969 Chevrolet Impala SS427
- Confidence
- reported · 1969 Chevrolet Impala SS427
- Notes
- Manual transmission code families are available in the drivetrain reference; exact Muncie path requires case-code proof. · 1969 Chevrolet Impala SS427