What width rear end for Duster Street Strip stance?

This is mine with a b-body 8.75 and mopar ss springs.

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This is a stock width 8.75 with 10 in. Centerline's, the quarters had to be trimmed for the drag slicks, it dosen't have mini tub's and the SS springs are in the stock location.

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Can you guys edit for tire size and rim off set?