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What are 1971 Chevy 400 v8 engine timing and dwell?

1971 Chevy 400 V8 Engine Timing

* Type: Mechanical

* Firing order: 1-8-4-3-6-5-7-2

* Timing mark: 0° TDC on the harmonic balancer

* Ignition timing: 6° BTDC (base timing)

* Dwell: 28°-32°

Note: These timing and dwell specifications are for a stock 1971 Chevy 400 V8 engine. If your engine has been modified, the timing and dwell may need to be adjusted.