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Reply to "Identifying Cleveland Heads"

quote:
Originally posted by PanteraDoug:

... He claimed real Boss heads had a D1ZX casting number on the runner ...



No, the "casting number" is D1AE-GA, if you need a second opinion the Boss 351 registry verifies this.

The Boss heads were simply D1AE head castings machined for spring cups & rocker studs.

-G
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