- 1970–1972 Confirmed
P90 Factory-verified
Also described as 6.70 X 15 4 ply blackwall rayon
Documented applications
- 1963–70s (varies) Factory-verified
tubeless
GM Heritage factory kit — 1963 Chevrolet, p.12.
This page aggregates every documented appearance of P90 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.