- 1969 Single-source
WS5 Single-source
Also described as Turnpike Cruise Group
Documented applications
- 1987 Single-source
Firebird years: 3rdgenformula option pages 1987
This page aggregates every documented appearance of WS5 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.