- 1103237-8d20: This is a distributor for a 1977 Oldsmobile Cutlass with a 350 engine.
- 1103372-8k10: This is a distributor for a 1978 Chevrolet Camaro with a 350 engine.
- 1103465-2g8: This is a distributor for a 1979 Chevrolet Corvette with a 350 engine.
- 1112880-5g30: This is a distributor for a 1980 Chevrolet Caprice with a 305 engine.
None of these distributors will retro-fit a 1963 Impala 327-300hp engine. The distributor used in this engine was a points-type distributor, and the HEI distributors are electronic ignition distributors. You would need to use a points-type distributor or an HEI distributor that has been modified to work with a points-type ignition system.