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What is the timing specs for a 1969 396 Chevy big block?

The following are the timing specifications for a 1969 396 Chevy big block engine:

Ignition Timing:

- Initial Timing: 6° BTDC

- Total Advance: 36° BTDC @ 3,000 RPM

Valve Timing:

- Intake Opens: 10° BTDC

- Intake Closes: 45° ABDC

- Exhaust Opens: 40° BBDC

- Exhaust Closes: 15° ATDC

Cam Duration:

- Intake Duration: 296°

- Exhaust Duration: 304°

Lobe Lift:

- Intake Lobe Lift: 0.482"

- Exhaust Lobe Lift: 0.500"

Valve Lash:

- Intake Valve Lash (Hot): 0.020"

- Exhaust Valve Lash (Hot): 0.025"

Spark Plug Gap:

- Spark Plug Gap: 0.035" - 0.045"

Firing Order:

- 1-8-4-3-6-5-7-2