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Ray: Make it easy on yourself -- just advance the timing (turn the distributor clockwise) in small increments till it 'pings' under load (out on the highway, full acceleration) and then back off (retard) a bit. Close the hood, and enjoy your truck.
I wouldn't say it's necessarily 'better' but we're not talking rocket science here with these things. The 292 was detuned year after year and by 64 had an 8.0:1 compression ratio so it doesn't require high octane fuels like other engines of the day.
'Pinging' is predetonation or spark knock, a 'rattling' sound like marbles, say, popping around inside your engine you'll notice when you accelerate on the highway to pass a car, say. A very very slight spark knock is OK every now and then, this means you will have maximum power and fuel economy.
Rezvani's Latest Post-Apocalyptic Monster Is a Ford F-150 Raptor Underneath
Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.