Re: Harmonic Balancer + Crank Identification Big Block
7416 is a 454 steel crank. With the numbers you gave the casting date appears to be 1974.
Double check the number on the harmonic balancer. I think you have too many numbers. 
Kurt
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1969 SS396 Post Sedan Delivered to Van-T Topeka KS
MCACN Day2 Concourse Gold Award
1965 VW El Lobo Dune Buggy built in the mid 70’s for the Iowa Shriners
1968 Schwinn Orange Krate
1969 Schwinn Pea Picker
1968 Schwinn 5-Speed
1970 Schwinn 3-Speed Deluxe
1972 Schwinn 10-Speed Continental
1973 Schwinn 5-Speed Suburban
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