Ported box for a type E 12''

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i lost my spec sheet on my alpine type E 12'' so i cannot proceed in building a box ...any one have the factory spec sheet so i can get this done.

i looked online and mostly came back with people trying to sell the driver or some other junk.

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does anyone know the recomended box size for a single 12'' type e? ported single relfex something easy to make and really bassy please im a total newbie here i have no idea at all sorry if i didn't supply enough info if that is the case just be sure to let me know what specs you need .