I have a 68 barracuda dash cluster that I don’t need, all guages are clean except the speedometer, ?

There's a 120MPH "340 360 rare" on ebay for 600. haha

1968 1969 68 69 Plymouth Barracuda Dash Instrument Cluster 340 360 GAUGES RARE
1968 1969 68 69 Plymouth Barracuda Dash Instrument Cluster 340 360 GAUGES RARE | eBay