The more recent gauges that were placed in a cluster were VERY small, and mechanical (and not mine, for clarity):
I'd find it hard to believe that any gauge replacement wouldn't require at least some modification to the cluster.
I placed a pair of ISSPROs in my cluster (currently out, being converted to RED
) both on the left side, and I cut an immense amount of plastic out of it to get them to fit, not to mention doing some substantial altering and removal of parts of the circuit sheet behind it.
Is gonna look like this: