← all 1985 Oldsmobile Ninety-Eight Regency trims
1985 Oldsmobile Ninety-Eight Regency — 4.3L 6-cyl, Automatic 4-spd, FWD
This 1985 Oldsmobile Ninety-Eight Regency (4.3L 6-cyl, Automatic 4-spd, FWD) runs on diesel. DIESEL
23
MPG combined (19 city / 29 hwy)
$3,400
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
Other 1985 Oldsmobile Ninety-Eight Regency trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 3.0L 6-cyl, Automatic 4-spd, FWD | REGULAR | 19 | $3,300 |
| 3.8L 6-cyl, Automatic 4-spd, FWD | REGULAR | 19 | $3,300 |
| 3.0L 6-cyl, Automatic 4-spd, FWD | REGULAR | 18 | $3,450 |
| 4.3L 6-cyl, Automatic 4-spd, FWD | DIESEL | 23 | $3,400 |
EPA fuel type: Diesel · class: Large Cars · retrieved 2026-06-14.