1998 Pontiac Firebird/Trans Am/Formula: Firebird/Formula · 5.7L · RWD · 6-speed manual
One configuration of the 1998 Pontiac Firebird/Trans Am/Formula as listed by our sources. Every figure below carries its source.
| Specification | Value | Source |
|---|---|---|
| Engine | 5.7L 8-cylinder ((350 V8)) | EPA fueleconomy.gov |
| Displacement | 5.7 L | EPA fueleconomy.gov |
| Cylinders | 8 | EPA fueleconomy.gov |
| Fuel type | Gasoline | EPA fueleconomy.gov |
| Transmission | 6-speed manual | EPA fueleconomy.gov |
| Drivetrain | RWD | EPA fueleconomy.gov |
| Combined economy | 19 mpg (12.4 L/100 km) | EPA fueleconomy.gov |
| City economy | 16 mpg (14.7 L/100 km) | EPA fueleconomy.gov |
| Highway economy | 24 mpg (9.8 L/100 km) | EPA fueleconomy.gov |
Provenance & verification
- EPA fueleconomy.gov · US Government public data
Source checked: October 19, 2026
Data verified: October 19, 2026