This one may help:~
Bob.
https://www.davebarton.com/
Dave's Volvo Page - Volvo 240 Odometer Repair
https://www.240turbo.com/240-odometer-repair.html
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20 Sep 2020 ... Volvo 240 odometer and speedometer repair. ... Dave's 245 Specs, Used Volvo Stuff ... Broken odometers in Volvo 240s are pretty common.