Re: Xy diff
i'd assume the speedo is updated by a gear change on the end of the speedo cable. Probably about $15
XC Falcon Sedan, monza red
/jet black, 351C, twin 2.25" zorst, T5 V8-spec with CRS bell-housing, AU thermofans, 3.23 LSD diff, dual fuel, rally-pack spec, black/red
interior, cruise control, sports seats, 17x8 ROH Drift-R's.
164rwkw - 15.3 @ 92.5