A7 / A8 ● Confirmed

Buick · Regular Production Option

High-performance engine / engine group codes on full-size sheet

Years 1970 Models 1

Documented applications

Riviera →

• 1970 ● Confirmed

  Shared with full-size line — see [fullsize.md](fullsize.md#year-1970)

This page aggregates every documented appearance of A7 / A8 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.