GM Firebird 1967-1981 Firing Orders Repair Guide
Access our free Firing Orders Repair Guide for GM Firebird 1967-1981 through AutoZone Rewards. These diagrams include:
- Fig. 1: Engine: 1967-74 230 and 250 Firing order: 1-5-3-6-2-4 Distributor rotation: Clockwise
- Fig. 2: Engine: 1975-76 250 Firing order: 1-5-3-6-2-4 Distributor rotation: Clockwise
- Fig. 3: Engine: 1977-81 231 Firing order: 1-6-5-4-3-2 Distributor rotation: Clockwise
- Fig. 4: Engine: 8-Cylinder engines (except 1978-81 305 and 1978-79 350(Chevrolet) Firing order: 1-8-4-3-6-5-7-2 Distributor rotation: Counterclockwise
- Fig. 5: Engine: 1978-81 305 and 1978-79 350 (Chevrolet) Firing order: 1-8-4-3-6-5-7-2 Distributor rotation: Clockwise
- Fig. 6: Tune-Up Specifications

Access our GM Firebird 1967-1981 Firing Orders Repair Guide by creating an account or signing into your AutoZone Rewards account. Once you sign in, follow these instructions to access our Repair Guides.
- Add your vehicle in Manage My Vehicles.
- Enter your vehicle details.
- Click the “View More” button, and then click “Vehicle Repair Guides.”
- Select the chapter ” Firing Orders Repair Guide”.